8th » In Corona, California, race car driver Bob Burman crashes, killing three, and badly injuring five, spectators.
9th » World War I: The Battle of Verdun German forces launch their third offensive of the battle.
20th » The Chicago Cubs play their first game at Weeghman Park (currently Wrigley Field), defeating the Cincinnati Reds 7–6 in 11 innings.
24th » Easter Rising: The Irish Republican Brotherhood led by nationalism e.g nationalists Patrick Pearse, James Connolly, and Joseph Plunkett starts a rebellion in Ireland.
24th » Ernest Shackleton and five men of the Imperial Trans-Antarctic Expedition launch a lifeboat from uninhabited Elephant Island in the Southern Ocean to organise a rescue for the ice-trapped ship ship Endurance 1912 ship 2.
25th » Easter Rebellion: The United Kingdom declares martial law in Ireland.
25th » Anzac Day is commemorated for the first time on the first anniversary of the landing at Anzac Cove.
29th » World War I: The United Kingdom or British 6th Indian Division surrenders to Ottoman Empire named Ottoman Forces at the Siege of Kut in one of the largest surrenders of British forces up to that point.
29th » Easter Rising: Martial law in Ireland is lifted and the rebellion is officially over with the surrender of Irish nationalism or Irish nationalists to United Kingdom of Great Britain and Ireland called British authorities in Dublin.