World History Timeline

Related events

May 1, 2004★★★★★

European Union admits ten new members

In its largest enlargement, the EU admits ten countries, mostly from Central and Eastern Europe, including Poland, the Czech Republic and the Baltic states.

Politics· Cyprus, Czechia, Estonia, Hungary, Latvia, Lithuania, Malta, Poland, Slovakia, Slovenia
July 4, 2012★★★★★

Discovery of the Higgs boson announced

CERN announces that the ATLAS and CMS experiments at the Large Hadron Collider have observed a particle consistent with the Higgs boson.

Science· Switzerland, France
January 1, 2002★★★★★

Euro banknotes and coins enter circulation

Euro cash enters circulation in twelve European Union countries, replacing national currencies such as the franc, the Deutsche Mark and the lira.

Economy· Austria, Belgium, Finland, France, Germany, Greece, Ireland, Italy, Luxembourg, Netherlands, Portugal, Spain
March 18, 2014★★★★★

Russia annexes Crimea

After seizing the peninsula and holding an internationally unrecognised referendum, Russia annexes Ukraine's Crimea.

PoliticsWar· Ukraine, Russia
June 23, 2016★★★★★

Brexit referendum

Voters in the United Kingdom choose, by about 52 per cent, to leave the European Union.

Politics· United Kingdom
April 10, 1998★★★★★

Good Friday Agreement

The British and Irish governments and Northern Ireland's parties sign a peace agreement, ending most of the violence of the Troubles.

Treaty· United Kingdom, Ireland