WEDNESDAY, Oct. 15, 2025

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 island of St Helena to begin his exile

1842-Karl Marx appointed editor-in-chief of newspaper Rheinische Zeitung

1969-Vietnam Moratorium Day in the US, millions nationwide protest against the war

1970-Anwar Sadat elected 3rd President of Egypt, succeeding the late Gamal Abdel Nasser

1990-Soviet President Mikhail Gorbachev wins the Nobel Peace Prize

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