On April 15, 1865, Abraham Lincoln died after being shot by John Wilkes Booth at Ford’s Theater the previous evening. Andrew Johnson was sworn in as the 17th president hours later.

In 1947, Jackie Robinson, baseball’s first Black major league player of the modern era, made his official debut with the Brooklyn Dodgers on opening day at Ebbets Field.

In 1955, Ray Kroc opened the first franchised McDonald’s restaurant in Des Plaines, Illinois.

In 2013, two bombs made from pressure cookers exploded at the Boston Marathon finish line, killing two women and an 8-year-old boy and injuring more than 260.

In 2019, fire swept across the top of the Notre-Dame de Paris cathedral during renovation work on the landmark structure. The blaze collapsed the cathedral’s spire and spread to one of its iconic rectangular towers.