| Year | Date | Event |
|---|
| 1910 | | Beginning of the Great Rebellion |
| 1912 | | The rebellion was quashed with Portuguese troops from its colonies in Mozambique and Macau, resulting in the deaths of three thousand people. |
| 1913 | | The Portuguese and Dutch agreed to a formal division of the island. |
| 1916 | | A definitive border between Portuguese and Dutch territories was drawn in the Hague. |
| 1941 | | Portuguese Timor was occupied by Australian and Dutch forces. |
| 1974 | | Carnation Revolution : A revolution installed a new government. |
| 1975 | | Indonesian invasion of East Timor : Indonesia invaded East Timor. |
| 1976 | | Indonesian occupation of East Timor : Indonesia declared East Timor its 27th province. |
| 1991 | | Santa Cruz massacre : Pro-independence demonstrators in the Santa Cruz cemetery are shot. |
| 1996 | | The Nobel Peace Prize was awarded to Carlos Filipe Ximenes Belo and José Ramos-Horta for their ongoing efforts to peacefully end the occupation. |
| 1999 | | East Timor Special Autonomy Referendum : A referendum resulted in 78% in favour of independence from Indonesia. |
| The International Force for East Timor (INTERFET) arrived to address an ongoing humanitarian and security crisis. |
| East Timor under United Nations administration (UNTAET). |