What happend on 31st May

30.05
01.06
1916

World War I: The German and British navies clash in the Battle of Jutland, the largest naval battle of the war.

1913

The Seventeenth Amendment to the United States Constitution, authorizing direct election of United States Senators, is declared ratified.

1910

Creation of the Union of South Africa.

1902

Second Boer War: The last Afrikaner resistance forces sign a peace treaty with the British at Pretoria, ending the war, and ensuring British control of South Africa.

1889

Johnstown Flood: Over 2200 people die after a dam break sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.

1884

John Harvey Kellogg patents corn flakes.

1866

In the Fenian Invasion of Canada, John O'Neill leads 850 Fenian raiders across the Niagara River at Buffalo, New York/Fort Erie, Ontario, as part of an effort to free Ireland from the English. Canadian militia and British regulars repulse the invaders in over the next three days, at a cost of 9 dead and 38 wounded to the Fenian's 19 dead and about 17 wounded.

1864

American Civil War: The Battle of Cold Harbor begins.

1862

American Civil War: The Battle of Seven Pines.

1790

Alferez Manuel Quimper explores the Strait of Juan de Fuca.