| 3600-250 BC |
|
Bronze Age civilisation flourishes. |
| 1500 BC |
|
Smelting of Iron being carried out. |
| 10th C. AD |
|
Kingdom of Dvarati located in Chao Phraya River basin - later controlled by Khmers of Cambodia. |
| 11th C. AD |
|
Thai tribes migrate to the region from Yunan, Southern China. |
| 12th C. AD |
|
Thai Kingdom of Sukhotai formed in northern Thailand - expanded south to defeat Dvarati. |
| 1351 |
|
Kingdom of Ayutthaya founded in central Thailand. Later absorbs rival Thai states |
| 15th C. |
|
Buddhism becomes state religion, centralised civil service established |
| 16th C. |
|
Country frequently overrun by the Burmese. |
| 1767 |
|
Ayutthaya destroyed by invading Burmese army. |
| 1782 |
|
Chakri dynasty established. Capital moved to Bangkok. |
| 1800 |
|
Siam kingdom includes parts of Burma, Cambodia, Laos and Malaya. |
| 1826 |
|
Commercial treaty signed with Britain. |
| 1851 |
|
King Mongkut begins gradual modernisation of the country. |
| 1855 |
|
King Mongkut signs Bowring trade treaty with Britain. Siam opened to foreign trade. |
| 1863-1867 |
|
Siam forced by France to abandon claims to Cambodia. |
| 1868 |
|
Reign of King Chulalongkorn begins. Modernisation continued. Railway network developed. |
| 1893 |
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All territory east of Mekong River yielded to France - including all of Laos. |
| 1896 |
|
Anglo-French accord guarantees Siam's independence. |
| July 1917 |
|
Siam joins World War I on the side of the Allies. |
| 1925 |
|
King Prajadhipok begins absolute rule. |
| June 1932 |
|
Bloodless military civilian coup ends absolute monarchy. Constitutional monarchy introduced with parliamentary government. |
| 1933 |
|
Military takes full control. |
| 1938 |
|
Nationalist General Phibun (also spelled 'Pibul') appointed Prime Minister. |
| 1939 |
|
Siam officially renamed Thailand ("Land of the Free"). |
| 1940 |
|
Thailand gains territory from French Indochina. |
| 8 Dec 1941 |
|
Japanese occupation begins after token resistance. Government collaborates under General Phibun. Free-Thai movement aids Allies. |
| 15 Jan 1942 |
|
Phibun declares war on USA and Britain. |
| 1943 |
|
Territory in Burma and Malaya given to Thailand by Japanese. |
| 1944 |
|
Japanese occupation ends. General Phibun voted out of office. |
| 1945 |
|
Exiled King Ananda returns. Territory acquired in WW2 returned. |
| 1946 |
|
King Ananda assassinated. Country renamed Siam. |
| 9 Nov 1947 |
|
Military coup by pro-Japanese wartime leader Phibun. |
| 1949 |
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Country name of 'Thailand' restored. |
| 1954 |
|
Thailand made headquarters of SEATO. |
| 1957 |
|
Military coup. Phibun exiled. Constitution abolished, rule by decree introduced. |
| 1965 |
|
Thailand allows USA to use Thai bases during Vietnam War, in return for military and financial aid. |
| 1969 |
|
New constitution endorses elected parliament. |
| 17 Nov 1971 |
|
Army suspends constitution after political unrest and communist guerrilla attacks. |
| Oct 1973 |
|
Student riots in Bangkok lead to fall of military government. |
| 20 March 1976 |
|
US forces ordered to leave Thailand. |
| Oct 1976 |
|
Hardline military junta takes control gain in bloody coup. |
| 1978 |
|
Massive influx of refugees from Vietnam, Laos and Cambodia. |
| Mar 1980 |
|
Prime Minister Prem takes office. Significant moves towards political and economic stability introduced. |
| August 1988 |
|
Democratic elections held. |
| Feb 1991 |
|
Civilian government overthrown due to gross corruption. 17th military coup since 1932. |
| March 1992 |
|
New civilian government takes power. Further elections in September. |
| 1997 |
|
Asian financial crisis - rapid currency fall causes bankruptcies and unemployment. |
| 1998 |
|
Migrant workers sent home. Economic reforms initiated. |
| Feb 2001 |
|
Border clashes between Thai and Burmese troops. |
| May 2002 |
|
Further border clashes with Burma. |
| Feb 2003 |
|
Crackdown on criminal drug gangs leads to violence. |
| Jan 2004 |
|
More than 100 killed by Islamic militants in the south |
| April 2004 |
|
Islamic militants attack police bases in the south |