Napoleonic Wars: The War of the Fifth Coalition begins when forces of the Austrian Empire invade Bavaria.
American Civil War: A day after his surrender to Union forces, Confederate General Robert E. Lee addresses his troops for the last time.
At Arogee in Abyssinia, British and Indian forces defeat an army of Emperor Tewodros II. While 700 Ethiopians are killed and many more injured, only two British/Indian troops die.
RMS Titanic sets sail from Southampton, England on her maiden and only voyage.
Mexican Revolution leader Emiliano Zapata is ambushed and shot dead by government forces in Morelos.
The Great Gatsby by F. Scott Fitzgerald is first published in New York City, by Charles Scribner's Sons.
World War II: The Axis powers establish the Independent State of Croatia.
Paul McCartney announces that he is leaving The Beatles for personal and professional reasons.
Vietnam War: For the first time since November 1967, American B-52 bombers reportedly begin bombing North Vietnam.