1581: The first ballet “Ballet Comique de la Reine,” commissioned by Catherine de Medici, is staged in Paris

1582: Gregorian calendar is introduced in Spain, Portugal, and the Papal States after skipping 10 days from October 4 to sync the calendar to the solar year and compensate for the drift that has occurred due to the Julian calendar having too many leap days

1815: Napoleon Bonaparte arrives on the island of Saint Helena to begin his exile

1969: Millions nationwide protest against the Vietnam War on Moratorium Day in the US

1993: Nelson Mandela and South African President F. W. de Klerk are awarded the Nobel Peace Prize

Source: Onthisday.com