| 500-100 B.C. |
The Celts settle in Wales. |
| 43 A.D. |
Troops of Roman Emperor Claudius invade Britain. It takes 35 years to fully conquer Wales. (78 A.D.) |
| 350 | Irish raiders make permanent settlements in Southwest Wales. |
| 410 |
Four hundred years of occupation end for Britain as the Romans leave. Saxon invaders seize the opportunity and start invading. Waves of Saxons descend upon Britain. |
| 500 |
The Saxons are defeated at Mount Badon. One of King Arthur's twelve battles. Supposed rule of King Arthur for 45 plus years. This is also the period of Saints. Celtic saints set up sites throughout Wales teaching Christianity. In the east of Britain, the Saxons remain pagan. |
| 784 |
Offa of Mercia, a powerful Saxon king, builds Offa's Dyke, marking Wales's eastern boundary. The Dyke is not a fortified one, but a permanent boundary line. |
| 878 |
The most notable Welsh figure before the arrival of the Normans is slain. Rhodri Mawr was the first Welsh ruler to unite the Welsh tribes and kingdoms under one rule. During his reign, the Vikings increase their raids. |
| 927 |
Welsh kings formally submit to the English as over-king. |
| 1039 |
The last of the Welsh high-kings, Gruffydd ap Llywelyn, assumes the throne. His short, 20 plus years, rule brings unity to Wales. |
| 1063 |
The English, under future king Earl Harold, drive their army into Wales. His own men kill Gruffydd ap Llywelyn and relatives and England's ascendancy is reaffirmed. |
| 1066 |
At the Battle of Hastings King Harold is killed. The Norman conquest of England is assured. Marcher Lords are established along the Welsh borders. |
| 1141 |
Henry the First dies and Wales experiences resurgence under the two Llywelyns of Gwynedd. Wales moves toward unity as their territory is reclaimed and the culture flourishes. |
| 1215 |
The Magna Carta signed. Welsh lands taken unjustly are restored and some Welsh laws return. |
| 1267 |
Llywelyn II with the Treaty of Montgomery is recognized as Prince of Wales, with overlordship of all other Welsh Princes and Barons. |
| 1282 |
Llwyelyn II is killed in battle and Wales's resurgence comes to an end. Wales falls beneath Edward the First's advances. Wales becomes an English principality under the Statute of Rhuddlan. In the future, the eldest son of the English king is designated Prince of Wales. The building of castles in Wales is started by Edward I. |
| 1301 |
At Caernarvon Castle Edward's son is invested as the Prince of Wales. |
| 1349 |
The Plague, or Black Death, sweeps through Wales, leaving up to 40 percent of the population dead. |
| 1400 |
Owain Glyndwr, with the whole of Wales behind him, leads a revolt against England. |
| 1410 |
Owain Glyndwr's short rebellion ends as he disappears. Henry IV and his son suppress the rebellion. Defeat means second class citizenship for the Welsh and humiliation. |
| 1455 |
The War of Roses starts in England as the Yorks and Lancastrians fight for the throne. |
| 1485 |
Henry Tudor, of Welsh descent, wins the Battle of Bosworth and becomes the first Welsh King of England. This marks the end of the War of Roses and establishes the Welsh lineage to the English throne. |
| 1536 |
Henry VIII enacts the first Act of Union which completes the political and legal union of England and Wales. Wales falls under the English shire system and the first dissolution of the monasteries begins. |
| 1588 |
The Bible is published in Welsh. One of the most important events to continue the language. |
| 1642 |
Civil War breaks out in England and is welcomed in Wales. |
| 1660 |
Charles II is restored and Wales rejoices. The Bardic Order starts its decay, suffering from a loss of patronage and the influence of the new Humanism. |
| 1718 |
Books printed in Welsh flourish as printing presses are introduced in Wales. |
| 1735 |
The Methodist Revival begins. |
| 1795 |
South Wales becomes the Iron Industries strong hold. |
| 1811 |
Wales becomes a "non-conformist nation" as the Methodists break with the Church of England. |
| 1815 |
European peace after the Napoleonic Wars bring Welsh farming to a point of crisis. Soaring population adds to the discontent. |
| 1831 |
The Merthyr uprising. Debtors Court is ransacked by debt stricken workers. The town is raided of sequestered goods and troops are brought in, leaving two dozen towns people dead. For the next ten years Welsh miners stage "Scotch Cattle" raids taking action against blacklegs. |
| 1839 |
High toll taxes lead to the first of the Rebecca Riots. Turnpikes are smashed in the rural areas. |
| 1843 |
In his famous "Letter to the Welsh People", Hugh Owen calls for all Welsh to take action to further the cause of education. He sees it as an essential pre-requisite to Welsh prosperity. |
| 1850's |
Rapid development of coal mining in the Rhondda valley. South Wales coal fields become one of the most important in the world. Cardiff's port is busy. |
| 1868 |
Liberal political supremacy is established. The Liberals hold 21 Welsh seats. |
| 1872 |
The University College at Aberystwyth is founded. Soon colleges are founded at Bangor, Cardiff, and Swansea. |
| 1881 |
"Dry Sunday" is adopted in Wales. Pubs stay shut. |
| 1891 |
The "Tithe War" leads to the Tithe Act that transfers payments of tithes to the Anglican Church from resentful non-conformist tenants to the landlords. |
| 1906 |
Liberals sweep the General Election. |
| 1908 |
Lloyd George is made Chancellor of the Exchecquer. |
| 225000 BC | First Evidence of man in Wales |
| 25000 BC | Skeleton discovered at Goats Hole Cave on Gower (Red Lady of Paviland) |
| 6000 BC | Seasonal settlements established |
| 3500 BC | Farmers arrive. Megalithic tombs.Start of forest clearance |
| 3000 BC | Graig Lwyd Axe Factory operating at Penmaenmawr exports through Britain and Europe |
| 2500 BC | Start of Bronze Age Beaker pottery found. |
| 2000 BC | Burial mounds and cairns. Stone circles and standing stones. Evidence of copper mining and manufacture of bronze tools distributed throughout Britain from largest European mine on Great Orme, North Wales |
| 1100 BC | Changes in climate |
| 1100 BC | Abandoning of upland farms.Evidence of population pressure.Defensive settlements appear |
| 700 BC | Start of Iron Age |
| 642 BC | Evidence of Celtic invasion of Britain |
| 600 BC | Hillforts.Concentric circle farms and hut groups.Iron tools appear.Ordovices make up main tribal group in Gwynedd |
| 500 BC | Celtic settlement of Wales under way |
| 75 BC | Invasion of Britain by Belgae. Arrival of Romans in Britain |
| 40 AD | Death of Cunobelinus (Cynfelyn) |
| 43 AD | Roman Conquest begins |
| 47 AD | Roman attacks on Wales begin |
| 48 AD | Ostorius Scapula moves against the Deceangli in north Wales. Recorded by Tacitus (the first written historic record of Wales ?) |
| 49 AD | The XXth Roman Legion moves against the Silures in South Wales led by Caractacus |
| 51 AD | Romans defeat Caradog/Caradawc or Caratacus |
| 61 AD | Roman attack on Anglesey led by Paulinus. Massacre of druids. 78 AD Agricola's conquestof North Wales |
| 80 AD | Roman ampitheatre built at Caerleon |
| 120 AD | Roman Baths built at Prestatyn |
| 180 AD | Claims that monastery is founded at Bangor-is-Coed |
| 340 AD | Irish raids on coastal areas |
| 383 AD | Withdrawal of Roman Legions by Magnus Maximus (Macsen Wledig) |
| 400 AD | Cunedda moves down from Strathclyde ("Hen Ogledd"/Old North) to help his fellow Britons in Northen Wales |
| 432 AD | Saint Patrick takes Christianity to Ireland from Wales |
| 440 AD | Arrival of Pagan Saxons, Angles and Jutes in Britain as mercenaries to aide the Britons(led by Gwrtheyrn/Vortigern) against Irish and Picts. |
| 480 AD | White house of Bangor set up as a monastery |
| 497 AD | Arthur king of the Britons crowned at Woodchester by Saint Dyfrig (Archbishop of Caerleon) |
| 518 AD | Battle of Mount Badon. Celts/Britons defeat Anglo-Saxons. Probable source of the legends of King Arthur |
| 520 AD | Possible birth date of Saint David |
| 539 AD | Battle of Camlan. Death of Arthur |
| 550 AD | Time of Taliesin and Aneirin -Welsh poets who penned the first written Welsh known - in Scotland. |
| 577 AD | Battle of Dyrham cuts Welsh from south-west Welsh in Cernyw (Cornwall) and Devon. |
| 602 AD | Augustine meets seven Welsh bishops who do not accept his authority over them |
| 615 AD | Battle of Chester cuts off Welsh from northern Welsh in Old North (Scotland). Ethelfrith of Northumbria defeats alliance of Britons/Welsh. Selyf ap Cynan is killed, the leader of Powys. |
| 625 AD | Death of King Cadfan |
| 629 AD | Edwin of Northumbria defeats Cadwallon of Gwynedd and goes on to capture Ynys Môn (Anglesey). |
| 632 AD | Cadwallon,king of Gwynedd defeats Northumbrians at Doncaster |
| 633 AD | First use of word "Cymry" (Welsh) to describe themselves by the surviving Britons. |
| 655 AD | Oswy defeats Penda at Winwaed Field and Britons/Welsh from Devon and Cornwall are cut off. |
| 655 AD | Now isolated,Western Britain becomes an independent nation called "Cymru" (Welsh word for Wales) |
| 681 AD | Death of Cadwaladr Last Welsh King of Britain. |
| 768 AD | Welsh Church, led by Bishop Elfodd the bishop of Gwynedd, conforms to ways of Rome. Easter day is decided upon. |
| 784 AD | Offa's Dyke built by Offa the king of Mercia to keep Welsh out. |
| 796 AD | Death of King Offa |
| 800 AD | About this time Nennius, a monk from Bangor, wrote the "Historia Britonum". The work contains the first reference to an 'Arthur'. |
| 850 AD | Viking attacks on Wales |
| 856 AD | Rhodri Mawr(The Great) defeat Vikings on Anglesey |
| 878 AD | Rhodri Mawr dies on battlefield |
| 900? AD | Birth of Hywel Dda (The Good) King of Wales and codified the Welsh Laws, which were praised for their enlightened stance. |
| 950-987AD | Vikings raids all over. Great carnage and instability |
| 1054 AD | Gruffudd ap Cynan born in Dublin |
| 1067 AD | William the Conqueror appoints Lords of the Marches for Hereford,Shrewsbury and Chester. |
| 1073 AD | Ceredigion raided by Earl of Shrewsbury |
| 1086 AD | Normans take control of Yale,(Wrexham) |
| 1090 AD | Normans begin conquest of South Wales. Birth of Geoffrey of Monmouth |
| 1099 AD | Henry Beaumont starts building of Swansea Castle |
| 1105 AD | Llyfr ddu Caerfyrddin (Black Book of Carmarthen) written |
| 1115 AD | Normans take dioceses of St. David's and Llandaff.Saint David's becomes a bishopric. A Norman bishop, Bernard, is appointed at Saint David's |
| 1116 AD | A Norman bishop is appointed at Llandaff |
| 1120 AD | Rome canonises Saint David |
| 1131 AD | Founding of Tintern Abbey by Walter fitz Richard of Clare. The first Cistercian Abbey in Wales.Basingwerk Abbey founded by Ranulf, Earl of Chester |
| 1136 AD | Geoffrey of Monmouth's work-The History of the Kings of Britain Hywel ap Maredudd, of Brecknockshire, defeats English invaders. Owain Gwynedd becomes king |
| 1145 AD | Giraldus Cambrensis born at Manorbier |
| 1148 AD | Geofrey of Monmouth writes Vita Merlini (Life of Merlin) |
| 1155 AD | Rhys ap Gruffudd becomes ruler in South Wales |
| 1157 AD | Henry II sends a fleet to attack Ynys Môn.Battle of Coed Eulo. Owain Gwynedd's sons ambush Henry 2nd |
| 1164 AD | Strata Florida Abbey founded |
| 1165 AD | Henry II makes an unsuccessful attempt to invade Powys |
| 1167 AD | Owain Gwynedd and Lord Rhys capture Rhuddlan after a 3 month seige |
| 1170 AD | Lord Rhys rules in South Wales. Prince Madog starts colony in New World (America). Llywelyn ap Iowerth starts construction of Dolwyddelan Castle. Founding of Strata Marcella, a Cistercian Abbey |
| 1176 AD | First recorded Eisteddfod at Cardigan Castle under Lord Rhys. |
| 1188 AD | Journey of Gerald of Wales/Geraldus Cambrensis around Wales with Archbishop Baldwin |
| 1191 AD | Gerald of Wales completes his writing of 'The Journey Through Wales' |
| 1194 AD | Llywelyn Fawr defeats his uncle Dafydd ab Owain |
| 1196 AD | Start of reign of Llywelyn Fawr |
| 1200 AD | Giraldus Cambriensis puts forward argument for Welsh Archbishops to be independent of Canterbury. |
| 1205 AD | Llywelyn Fawr marries Joan, illegitimate daughter of King John |
| 1215 AD | King John under the terms of the Magna Carta promises to restore all lands taken illegally from Welsh |
| 1218 AD | Llywelyn pays homage to John's son, Henry II following the Peace of Worcester |
| 1237 AD | Death of Joan, wife of Llywelyn, daughter of King John |
| 1238 AD | Llywelyn calls together Welsh princes at Strata Florida to swear allegiance to his son |
| 1240 AD | Death of Llywelyn at Aberconwy |
| 1246 AD | Start of reign of Llywelyn ap Gruffydd (The Last). Court at Aberffraw becomes base for Llywelyn |
| 1247 AD | Treaty of Woodstock makes Wales answerable to the English crown. Prince Edward (Henry's eldest son) given Earldom of Chester and the Royal Lands in Wales |
| 1256 AD | Llywelyn invades Royal lands in north-east Wales. Llywelyn recognized as Prince of Wales by Henry III |
| 1272 AD | Edward I succeeds to the throne of England |
| 1276 AD | Welsh war of independence |
| 1277 AD | Treaty of Aberconwy. Llywelyn is to pay homage to Edward and surrender part of lands Llywelyn humiliated |
| 1282 AD | Second war of independence Death of Llywelyn at Cilmeri. Killed in ambush and head paraded at Tower of London Start of Edward 1st castle building in Wales. Wales has largest percentage of castles in Europe. |
| 1284 AD | Statute of Wales by Edward 1st. Statute of Rhuddlan makes Wales an English principality. English criminal law is introduced to Wales |
| 1294 AD | Revolts against English occupation |
| 1301 AD | Edward makes his son Prince of Wales at Caernarfon |
| 1315 AD | Scots forces raid Holyhead |
| 1316 AD | Rebellion of Llywelyn Bren in Glamorgan attempting a return to a Welsh monarchy |
| 1320 AD | Poetry of Dafydd ap Gwilym |
| 1325 AD | Birth of Iolo Goch (poet/bard) at Llechryd |
| 1349 AD | Black Death plague hits Wales. As many as 40 % may have been suffered from the plague. |
| 1359 AD | Owain Glyndwr born at Trefgarn Owen in Pembrokeshire |
| 1361 AD | Black Death plague hits Wales for a second time |
| 1369 AD | Black Death plague hits Wales for a third time |
| 1381 AD | Scots forces attack Beaumaris |
| 1385 AD | Henry VII's Grandfather,Owain Tewdwr born at Plâs Penmynydd. Owain Glyn Dwr aids Richard II in war against Scotland |
| 1399 AD | Richard 2nd betrayed to Henry 4th at Flint Castle |
| 1400 AD | Owain Glyndwr revolts against English oppression. His standard was a gold dragon on a silver background |
| 1401 AD | Owain Glyndwr takes Conwy castle |
| 1402 AD | Sir Edmund Mortimer marries Owain Glyn Dwr's daughter and allies himself with Owain. Welsh forces defeat English at Vyrnwy and Pilleth. Glyndwr forms an alliance with Henry Percy the Earl of Northumberland |
| 1404 AD | Owain Glyndwr sets up Welsh Parliament in Machynlleth. French land at Milford Haven to help Welsh. Glyn Dwr's forces suffer defeat at Battle of Crosmont and Usk |
| 1409 AD | Decline of Owain Glyndwr |
| 1413 AD | Owain Glyndwr disappears |
| 1450 AD | Camarthan Eisteddfod.Strict metre poetry rules introduced |
| 1457 AD | Birth of Henry Tudor, Welsh Earl of Richmond |
| 1461 AD | Welsh in Battle of Mortimer's Cross led by Owain and Jasper Tudor |
| 1468 AD | Lord Herbert captures Harlech Castle (Men of Harlech) |
| 1485 AD | Battle of Bosworth. Henry Tudor becomes king (a Welsh king of England who the Welsh hoped would restore their position of influence in Britain). Richard III supposedly slain by Rhys Fawr ap Maredudd |
| 1489 AD | Henry VII's first son, Arthur, becomes Prince of Wales.Welsh invest hope in him to no avail |
| 1520 AD | Birth of William Salesbury, at Llansannan in Denbighshire, the author of the first Welsh-English dictionary |
| 1523 AD | First Caerwys Eisteddfod |
| 1534 AD | Act of Supremacy requires clergy in Wales (and England) to swear oath of loyalty to monarch as head of church |
| 1536 AD | First Act of Union of England and Wales. The English shire system is used to govern Wales at a local level. First Members of Parliament from Wales |
| 1540 AD | Population of Wales estimated at around 226,000 |
| 1541 AD | Christ College at Brecon established |
| 1543 AD | Second Act of Union (abolishes Welsh land laws) |
| 1543 AD | Grammar school at Abergavenny established |
| 1545 AD | William Morgan born at Ty Mawr |
| 1546 AD | First book to be printed in Welsh - Yn y Lhywyr Hwnn by John ap Rhys |
| 1548 AD | Publication of Welsh-English dictionary by William Salesbury |
| 1563 AD | Act of Parliament passed to allow translation of bible into Welsh |
| 1571 AD | Jesus College at Oxford founded by Dr Hugh Price to cater for the needs of Welshmen |
| 1575 AD | Llwyd's Map of Wales is the first published map of Wales |
| 1588 AD | Bishop Morgan translates bible into Welsh. |
| 1633 AD | Gwydir Chapel at Llanrwst built (designed by Inigo Jones) |
| 1639 AD | First chapel in Wales (Independent Church at Llanfaches, Monmouthshire) |
| 1640 AD | John Lewis of Llandbadarn Fawr publishes one of the first pamphlets advocating Welsh nationalism |
| 1641 AD | Council of Wales suspended by English parliament |
| 1642 AD | Outbreak of Civil War |
| 1643 AD | Welsh troops led by Sir John Owen of Clennau help capture Bristol for Royalists |
| 1644 AD | Parliamentary forces capture Oswestry and Montgomery and Powys castle. Prince Rupert placed in charge of Welsh Royalist operations. Tenby captured by Parliamentary forces |
| 1645 AD | Parliamentary forces take Caernarfon and Beaumaris castles |
| 1646 AD | Parliamentary forces take Aberystwyth, Raglan and Conwy castles |
| 1647 AD | Parliamentary forces take Harlech castle |
| 1648 AD | Royalist uprising on Ynys Môn crushed. Judge Jeffreys born at Acton, near Wrexham |
| 1649 AD | First Baptist chapel in Wales |
| 1660 AD | Birth of Edward Lhuyd (Author of Glossography to Archaeologia Britannica) |
| 1674 AD | Welsh Trust for education established by an Englishman Thomas Gouge |
| 1681 AD | Works of Rees Prichard published as "Canwyll y Cymry" (The Welshman's Candle) |
| 1686 AD | Morgan Jones captured and released by Native Americans who 'spoke Welsh' |
| 1703 AD | Ellis Wynne publishes Gweledigaetheu y Bardd Cwsc (The Visions of the Sleeping Bard) |
| 1743 AD | Welsh Methodist Church startedAD Edward Williams (Iolo Morganwg) born near Llancarfan |
| 1751 AD | Cymmrodorion Society founded in London to promote Welsh culture and language. |
| 1752 AD | Methodist chapel built at Ty mawr in Caernarfonshire |
| 1764 AD | Copper mining started on Parys Mountain on Ynys Môn. David Williams of Aberaman is buried upright at Aberdare (to be ready for the day of Judgement) |
| 1792 AD | Founding of the Gorsedd of the Bards of the Isle of Britain |
| 1797 AD | French troops land at Fishguard. |
| 1808 AD | Birth of Richard Lewis (Dic Penderyn) who was hung after the Merthyr riots |
| 1809 AD | Huge Dinorwic slate quarries open |
| 1811 AD | Methodist church breaks with Church of England |
| 1826 AD | Menai suspension bridge built by Telford |
| 1831 AD | Riots in Merthyr Tydfil. Dic Penderyn (Richard Lewis), a collier, is wrongfully hung. Dic Penderyn buried at Saint Mary's, Aberavon in the dead of night |
| 1837 AD | Act passed to allow the marriage service to be performed in Welsh |
| 1838 AD | Pluralities Act allowed bishops right to refuse to appoint non-Welsh speakers to Welsh-speaking parishes |
| 1839 AD | Chartist movement suppressed at Newport the leader John Frost was transported overseas. Rebecca riots - Men dressed as women attack toll gates at night. Opening of West Bute Dock at Cardiff. Export of coal and iron worldwide |
| 1840 AD | Penrhyn castle completed.Penrhyn family who owned world's largest slate quarry (Bethesda, North Wales) were most unjust masters. |
| 1842 AD | Death of Rhys ap Williams at Aberystwyth (Last of Physicians of Myddfai). Town dock at Newport opened |
| 1846 AD | Slate extraction starts from Llechwedd Slate Caverns |
| 1847 AD | Controversial Publication of the Report of the Commission of Enquiry into the State of education in Wales (the Blue Books on Education) |
| 1848 AD | Llandovery College founded from the efforts of Sir Thomas Phillips to give instruction in Welsh for upper and middle class boys |
| 1850 AD | Coal mining activity expanding in Rhondda valley |
| 1856 AD | Evan James (Pontypridd) writes the words to "Hen wlad fy Nhadau" |
| 1863 AD | David Lloyd George born. |
| 1864 AD | Dolgellau gold rush |
| 1865 AD | Welsh colony in Patagonia founded on 28th July after the ship "The Mimosa" sails from Liverpool on 31st May |
| 1872 AD | University College of Aberystwyth founded |
| 1874 AD | Strike at Dinorwig slate quarry |
| 1877 AD | Charles Stewart Rolls born at Monmouth. At Prince of Wales Colliery, Abercarn 268 miners killed in underground explosion |
| 1881 AD | Sunday closing in Wales prohibits sale of alcohol on Sundays. Work commences on flooding the valley communityof the Afon Vyrnwy |
| 1883 AD | Bangor College established. Cardiff College established |
| 1885 AD | Settlememt of Cwm Hyfryd (Pategonia) founded by Welsh settlers |
| 1886 AD | Founding of Cymru Fydd (Future Wales) movement. Start of Tithe rebellion in Denbighshire |
| 1887 AD | Birth of Ellis Humphrey Evans known by his bardic name of Hedd Wyn. Death of the poet John Ceiriog Hughes (the Nightingale of Glyn Ceiriog) |
| 1888 AD | T.E. Lawrence (of Arabia) was born at Tremadoc. R.J. Lloyd Price opens distillery at Frongoch to make 'Welsh Whiskey' |
| 1896 AD | Strike at Penrhyn slate quarry |
| 1897 AD | Marconi sends the first wireless message from Lavernock Point to an island in the Severn Estuary. Aneurin Bevan born at Tredegar in Monmouthshire |
| 1900 AD | Kier Hardie becomes MP for Merthyr Tydfil |
| 1902 AD | Great Orme tramway opens at Llandudno (the longest cable railway in Britain) |
| 1905 AD | David Lloyd George becomes President of the Board of Trade. Death of Henry Morton Stanley (explorer) |
| 1910 AD | Rhondda miners' uprising, Cambrian strike begins in October and Tonypandy riots take place in November |
| 1911 AD | Investiture of English Prince Edward at Caernarfon |
| 1912 AD | The Great Gwynfor Evans born |
| 1913 AD | Senghenydd mining disaster claims 439 lives |
| 1914 AD | Dylan Thomas born at 5 Cwmdonkin Drive, Swansea |
| 1916 AD | Jimmy Wilde becomes flyweight champion of the world. David Lloyd George becomes Prime Minister. Roald Dahl (author) born |
| 1917 AD | Hedd Wyn, poet, killed at Flanders. Awarded Eisteddfod prize posthumously. Welsh National Eisteddfod held at Birkenhead |
| 1922 AD | Founding of Urdd Gobaith Cymru (Welsh League of Youth) by O.M. Edwards. Welsh branch of the League of Nations founded |
| 1925 AD | Founding of Plaid Cymru, Wales's Nationalist Party. Clough Williams-Ellis buys house where Portmeirion will be built. Laura Ashley (fashion design) born Merthyr Tydfil. Eigiau dam bursts killing 16 people at Dolgarrog. Birth of Carwyn James rugby coach |
| 1935 AD | "Y Chwarelwr" (The Quarryman)first Welsh-speaking film made |
| 1940 AD | Thomas Firbank writes "I bought a mountain". Air raid on Cardiff (June) |
| 1941 AD | Swansea bombed by German Air Force, 230 killed. Undeb Cymru Fydd (New Wales Union) formed from the Committee for the Defence of the Culture of Wales. Gwynfor Evans becomes President of Plaid Cymru. Jock Haston becomes the first Trotsky candidate to contest an ellection . Aneurin Bevan becomes Minister of Health. |
| 1946 AD | Welsh National Opera Company set up |
| 1950 AD | Parliament for Wales Campaign started. First issue of The Welsh Republican |
| 1953 AD | Death of Dylan Thomas in New York |
| 1955 AD | Cardiff is officially named as the capital city of Wales. Bill passed to create Tryweryn reservoir.Whole community drowned by Liverpool Water |
| 1958 AD | Conwy road bridge built |
| 1960 AD | Death of Aneurin Bevan, Labour MP for Ebbw Vale |
| 1963 AD | Founding of Welsh Language Society |
| 1964 AD | Opening of the Tryweryn reservoir with protests from Welsh. February 10th 1965: Free Wales Army set off an explosion at Tryweryn Dam, causing damage to a transformer. Explosion at Clydach Vale mine in the Rhondda kills 31 miners |
| 1966 AD | First Plaid Cymru member (Gwynfor Evans) elected to parliament. Aberfan coal tip disaster claims the lives of 144 including 116 children |
| 1967 AD | Welsh Language Act gives Welsh equal legal validity. Royal Mint moves to Llantrisant |
| 1969 AD | Investiture of another English Prince of Wales at Caernarfon castle |
| 1973 AD | Welsh Language Act passed. Kilbrandon Report recommends the setting up of a Welsh Assembly |
| 1979 AD | Referendum for devolution in Wales is defeated |
| 1980 AD | Gwynfor Evans announces intention of hunger strike for a Welsh television channel |
| 1982 AD | Start of S4C television channel (Sianel Pedwar Cymru) for Wales. Church and chapel attendance estimated at 523,000 |
| 1983 AD | Blaenavon opens as a mining museum. Death of Carwin James rugby coach. Unemployment in Wales rises to 16.7% |
| 1991 AD | Census puts population of Wales at 2,800,000 |
| 1998 AD | Referendum for devolution in Wales is passed |
| 1999 AD | Welsh Assembly founded. Labour Party 28 seats, Plaid Cymru 17, Conservatives 9, Liberals 6 |
| 2001 AD | For the 2001 Census those in Wales are not allowed to call themselves Welsh. Irish and Scottish people are allowed to claim their Celtic origin |