On This Day: March 25th

Syrian civil war: Following the completion of the Afrin offensive, the Syrian Democratic Forces (SDF) initiate an insurgency against the Turkish occupation of the Afrin District.

Capitol Hill massacre: A gunman kills six people before taking his own life at a party in Seattle's Capitol Hill neighborhood.

Protesters demanding a new election in Belarus, following the rigged 2006 Belarusian presidential election, clash with riot police. Opposition leader Aleksander Kozulin is among several protesters arrested.

The European Union's Veterinarian Committee bans the export of British beef and its by-products as a result of mad cow disease (Bovine spongiform encephalopathy).

WikiWikiWeb, the world's first wiki, and part of the Portland Pattern Repository, is made public by Ward Cunningham.

The Candle demonstration in Bratislava is the first mass demonstration of the 1980s against the communist regime in Czechoslovakia.

The first fully functional Space Shuttle orbiter, Columbia, is delivered to the John F. Kennedy Space Center to be prepared for its first launch.

Faisal of Saudi Arabia is shot and killed by his nephew.

The Army of the Republic of Vietnam abandon an attempt to cut off the Ho Chi Minh trail in Laos.

Civil rights activists led by Martin Luther King Jr. successfully complete their four-day 50-mile (80 km) march from Selma to the capitol in Montgomery, Alabama.