Historical Timeline: Major Events
| Date | Historical event |
|---|---|
| 1878 | Treaty of Berlin addresses Armenian reforms and protection |
| 1894–1896 | Hamidian Massacres devastate Armenian communities |
| 1908 | Young Turk Revolution restores constitutional government |
| April 1909 | Adana Massacres |
| January 1913 | Committee of Union and Progress consolidates power through a coup |
| November 1914 | Ottoman Empire formally enters World War I |
| Winter 1914–1915 | Ottoman defeat at Sarikamish |
| April 24, 1915 | Arrest of Armenian intellectuals and leaders in Constantinople |
| May 27, 1915 | Temporary Law of Deportation adopted |
| 1915–1916 | Principal period of mass deportations and genocidal killing |
| October 1918 | Ottoman defeat and Armistice of Mudros |
| 1919–1920 | Ottoman postwar tribunals investigate wartime crimes |
| August 1920 | Treaty of Sèvres signed but never implemented |
| 1921 | Talat Pasha assassinated in Berlin by Soghomon Tehlirian |
| July 1923 | Treaty of Lausanne establishes the new regional settlement |
| 1944 | Raphael Lemkin introduces the term genocide |
| 1948 | United Nations adopts the Genocide Convention |
| 1967 | Tsitsernakaberd memorial completed in Yerevan |
| 2019 | United States Congress adopts Armenian Genocide recognition resolutions |
| 2021 | United States president formally recognizes the Armenian Genocide |