April 15 in History | Today in History

1452: Leonardo da Vinci, the iconic Italian polymath of the Renaissance, was born.
1865: Abraham Lincoln, the 16th President of the United States, died from an assassination wound inflicted the previous night.
1912: The British passenger liner RMS Titanic sank in the North Atlantic Ocean after striking an iceberg, resulting in the deaths of over 1,500 people.
1923: Insulin became generally available for the treatment of diabetes.
1947: Jackie Robinson made his debut for the Brooklyn Dodgers, breaking Major League Baseball's color line.
1955: Ray Kroc opened his first McDonald's restaurant in Des Plaines, Illinois, marking the beginning of the fast-food giant.
1994: The World Trade Organization (WTO) was founded to coordinate and liberalize international trade.