| Year | Date | Event |
|---|
| 1901 | 23 February | A boundary is agreed between German East Africa andNyasaland. |
| 1916 | | Rwanda is occupied by Belgian forces. |
| 1922 | 20 July | Rwanda-Urundi are joined as aLeague of Nations mandate, governed by Belgium.[1] |
| 1933 | | All citizens in Rwanda-Urundi are issued with an identity card defining their ethnicity. |
| 1943 | | Famine affects the region. |
| 1945 | | Rwanda-Urundi becomes aUnited Nations Trust Territory. |
| 1957 | | The Hutu Manifesto is published. |
| 1959 | 24 July | MwamiMutara III dies.[2] |
| 3 September | TheUnion Nationale Rwandaise (UNAR) party is formed.[2] |
| 1 November | PoliticianDominique Mbonyumutwa is beaten by members of UNAR, leading to a violent backlash that kills thousands of Tutsis.[3] |
| 1960 | | An election is held. |
| 1961 | | Rwandans vote to abolish the Tutsi monarchy. |
| 28 January | Dominique Mbonyumutwa becomes provisional President of Rwanda. |
| 1962 | 1 July | Belgium grants Rwanda independence.[1] |
| 26 October | Grégoire Kayibanda becomes the first electedPresident of Rwanda. |
| 1963 | | Following a Tutsi guerilla attack from Burundi, an anti-Tutsi backlash kills thousands. |
| 1973 | 5 July | Grégoire Kayibanda is overthrown in a militarycoup d'état.[4]Juvénal Habyarimana becomes the third President of Rwanda. |
| 1985 | 26 December | American naturalistDian Fossey is murdered in her Rwandan cabin.[5] |
| 1990 | 1 October | The TutsiRwandan Patriotic Front (RPF) makes an attack fromUganda, starting theRwandan Civil War.[6] |
| 1993 | 4 August | TheArusha Accords are signed between President Habyarimana and leaders of the RPF inArusha,Tanzania, ending the Rwandan Civil War.[7] |
| 1994 | 6 April | President Habyarimana and Burundian PresidentCyprien Ntaryamiraare assassinated as their aircraft is shot down approachingKigali. This incident sparks theRwandan genocide.[1] |
| 8 April | Théodore Sindikubwabo becomes interim President of Rwanda. |
| 3 July | The RPF takes control of Kigali.[1] |
| 19 July | The RPF forms a provisional government[1] andPasteur Bizimungu becomes President of Rwanda. |
| 21 August | The RPF controls the whole of Rwanda.[1] |
| 8 November | TheInternational Criminal Tribunal for Rwanda is established.[8] |
| 2000 | 24 March | Paul Kagame is selected as interim President of Rwanda.[9] |
| 22 April | Paul Kagame is sworn in as the fourth President of Rwanda.[10] |