1791    A Constitutional Act is introduced by the British House of Commons in London which envisages the separation of Canada into Lower Canada (Quebec) and Upper Canada (Ontario).

1812    Prime Minister Spencer Perceval is assassinated by John Bellingham in the lobby of the House of Commons, London.

1892    Dadabhai Naoroji is elected as the first Indian Member of Parliament in Britain.

1901    Winston Churchill makes his maiden speech in the House of Commons.

1914    The United Kingdom's House of Commons passes the Home Rule Act for devolution in Ireland.

1941    World War II: The House of Commons in London is damaged by the Luftwaffe in an air raid.

1947    The "Indian Independence Bill" is presented before British House of Commons, suggesting bifurcation of British India into two sovereign countries – India and Pakistan.

1979    The British House of Commons passes a vote of no confidence against James Callaghan's government, precipitating a general election.

1992    Betty Boothroyd becomes the first woman to be elected Speaker of the British House of Commons in its 700-year history.

2007    British House of Commons votes to make the upper chamber, the House of Lords, 100% elected.