Historical timeline for March 31

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.

The Treaty of Federation is signed in Moscow.

Georgian independence referendum: Nearly 99 percent of the voters support the country's independence from the Soviet Union.

The Warsaw Pact formally disbands.

Approximately 200,000 protesters take to the streets of London to protest against the newly introduced Poll Tax.

Mexicana de Aviación Flight 940 crashes into the Sierra Madre Oriental mountain range near the Mexican town of Maravatío, killing 167.

The Chicago, Rock Island and Pacific Railroad operates its final train after being ordered to liquidate its assets because of bankruptcy and debts owed to creditors.

Explorer 1 re-enters the Earth's atmosphere after 12 years in orbit.

American President Lyndon B. Johnson speaks to the nation of "Steps to Limit the War in Vietnam" in a television address. At the conclusion of his speech, he announces: "I shall not seek, and I will not accept, the nomination of my party for another term as your President."

The Soviet Union launches Luna 10 which later becomes the first space probe to enter orbit around the Moon.

The Labour Party under Harold Wilson wins the 1966 United Kingdom general election.