Period 1768-1931 - Timeline

1782: Taksin ousted by coup led by General Chao Phraya Chakri

1782: Chakri Dynasty under King Rama I began, country named Siam, Bangkok became capital

1868: King Roma IV died, son Chulalongkorn (Rama V) took over

1910: King Rama V's reign ended, son Vajiravudh succeeded as Rama VI

1917: In World War I, Siam became ally of Great Britain

1925: King Rama VI died, Prince Prajadhipok became King Rama VII

1768 - 1782: Thonburi kingdom re-establisher Thai control under Taksin the Great

1804 - 1868: King Rama IV initiated modernization of Thailand

1868 - 1910: During reign of King Rama V, Siam's administration and commerce were modernized, railway developed