On this day ( 13. March )

Day 1,940, 00:42 Published in Japan Japan by Imre Bertalan

1519 - Cortez landed in Mexico.

1884 - Standard time was adopted throughout the U.S.

1943 - Japanese forces ended their attack on the American troops on Hill 700 in Bougainville.

1951 - The comic strip "Dennis the Menace" appeared for the first time in newspapers across the country.

1969 - The Apollo 9 astronauts returned to Earth after the conclusion of a mission that included the successful testing of the Lunar Module.

1970 - Digital Equipment Corp. introduced the PDP-11 minicomputer.

1990 - MTV became available in the Middle East with the launch of MTV Europe in Israel.

1996 - In Dunblane, Scotland, a gunman opened fire on a class of kindergartners at an elementary school. He killed 16 children and one teacher before killing himself.

2003 - Japan sent a destroyer to the Sea of Japan amid reports that North Korea was planning to test an intermediate-range ballistic missile.