April 18 is the 108th day of the year (109th in leap years) in the Gregorian calendar. There are 257 days remaining until the end of the year. This date is slightly more likely to fall on a Monday, Wednesday or Saturday (58 in 400 years each) than on Thursday or Friday (57), and slightly less likely to occur on a Tuesday or Sunday (56).
1738 – By royal decree, Philip V of Spain established the Real Academia de la Historia.
1915 – World War I: French aviator Roland Garros landed his aircraft behind enemy lines and was taken prisoner.
1938 – Superman, created by Jerry Siegel and Joe Shuster, made his debut in Action Comics #1, the first true superhero comic book.
1958 – Controversial American poet Ezra Pound was released from St. Elizabeths Hospital in Washington, D.C., where he had been incarcerated for twelve years.
1996 – Israeli forces shelled Qana, Lebanon, during Operation Grapes of Wrath, killing at least 100 civilians and injuring more than 110 others at a UN compound.
Talk Show Host Conan O’Brien turns 55
Doctor Who David Tennant turns 47
Sabrina Actress Melissa Joan Hart turns 42
Reality Star Kourtney Kardashian turns 39
Super Model Rosie Huntington-Whiteley turns 31
Actress Britt Robertson turns 28
Actress Chloe Bennet turns 26
The Wanted Member Nathan Sykes turns 25