1865 Treaty of Sinchula is signed by which Bhutan cedes the areas east of the Teesta River to the British East India Company.
1907 Ugyen Wangchuck was crowned first King of Bhutan
1949 Bhutan becomes independent.
1971 Bahrain, Bhutan and Qatar join the United Nations.
2005 Jigme Singye Wangchuck abdicate the throne as King of Bhutan.
2008 Bhutan officially becomes a democracy, with its first ever general election.