The headline facts the real test actually asks, laid out as who-did-what pairs so a reworded multiple choice can't catch you out.
43 AD Romans invade under Claudius · 122 Hadrian's Wall · Romans leave ~410.
Anglo-Saxons, then Vikings from 789; Alfred the Great resists them.
1066 Battle of Hastings — William the Conqueror, the Norman Conquest (last successful invasion). Domesday Book.
1215 Magna Carta (King John) — the monarch is subject to the law.
1348 Black Death · Hundred Years War (Agincourt 1415) · Wars of the Roses 1455–1485 (Lancaster vs York) end at Bosworth → Tudors.
Henry VIII — six wives (divorced, beheaded, died, divorced, beheaded, survived); breaks with Rome → Church of England; unites Wales with England.
Elizabeth I — defeats the Spanish Armada (1588); age of Shakespeare. Mary, Queen of Scots executed.
1603 James VI of Scotland becomes James I of England · 1605 Gunpowder Plot (Guy Fawkes).
Civil War from 1642 · Charles I executed 1649 · Cromwell / republic · Restoration 1660 · Great Fire 1666.
1688 Glorious Revolution (William of Orange) · Bill of Rights 1689 → constitutional monarchy.
1707 Act of Union → Great Britain · 1721 Walpole, first PM · 1746 Culloden (Bonnie Prince Charlie defeated).
1805 Trafalgar (Nelson) · 1815 Waterloo (Wellington beats Napoleon).
Slave trade abolished 1807; slavery abolished 1833 (Wilberforce).
Victoria 1837–1901 — Empire at its height · WWI 1914–18 · WWII 1939–45 (Churchill; Battle of Britain 1940; D-Day 1944; VE Day 8 May 1945).
1918 women over 30 vote · 1928 equal votes (21) · 1948 NHS (Bevan) · 1969 voting age 18 · 1973 joins EEC · 1979 Thatcher · 2016 vote to leave the EU.