1031

Olaf II of Norway is canonized as Saint Olaf by Grimketel, the English Bishop of Selsey.

1492

Christopher Columbus sets sail from Palos de la Frontera, Spain.

1907

Judge Kenesaw Mountain Landis fines Standard Oil of Indiana a record $29.4 million for illegal rebating to freight carriers; the conviction and fine are later reversed on appeal.

1940

World War II: Italian forces begin the invasion of British Somaliland.

2019

Twenty-three people are killed and 22 injured in a mass shooting at a Walmart in El Paso, Texas.