On This Day: March 31st

A historic tornado outbreak occurs in the American Midwest and South.

Start of the 2018 Armenian revolution.

NASA astronaut Scott Kelly and Roscosmos cosmonaut Mikhail Kornienko return to Earth after a yearlong mission at the International Space Station.

The dwarf planet Makemake is discovered by a team led by astronomer Michael E. Brown at the Palomar Observatory.

Iraq War in Anbar Province: In Fallujah, Iraq, four American private military contractors working for Blackwater USA, are killed after being ambushed.

Netscape releases Mozilla source code under an open source license.

Selena is murdered by her fan club president Yolanda Saldívar at a Days Inn in Corpus Christi, Texas.

TAROM Flight 371, an Airbus A310-300, crashes near Balotesti, Romania, killing all 60 people on board.

The Macao Basic Law is adopted by the Eighth National People's Congress of China to take effect December 20, 1999. Resumption by China of the Exercise of Sovereignty over Macao

The USS Missouri, the last active United States Navy battleship, is decommissioned in Long Beach, California.