1721		Estonia becomes a province of Imperial Russia
December 1917		German Army occupies Estonia
24 February 1918		Estonia declares independence from Russia
3 March 1918		Treaty of Brest-Litovsk recognises Estonian independence
11 November 1918		Germany surrenders and withdraws from Estonia
22 November 1918		Soviet Army attacks Estonia
January 1919		British forces help eject Soviet Army from Estonia
2 February 1920		Treaty of Tartu - Soviet Union recognises Estonian independence
March 1934		Military coup overthrows government
1938		Democratic government re-established
17 June 1940		Soviet Union invades and occupies Estonia
1941		Advance of the German Army into the USSR reaches Estonia
1944		Soviet Army re-occupies Estonia
1950		End of anti-Soviet guerrilla war in Estonia
December 1988		Estonian Supreme Soviet declares sovereignty
March 1990		Estonian parliament begins moves to independence
3 March 1991		Estonian referendum approves move to independence
20 August 1991		Estonia declared independent of the Soviet Union
6 September 1991		Soviet Union recognises independence of Estonia
31 August 1994		Last Soviet troops leave Estonia
2 April 2004		Estonia joins NATO