Country & Region Timelines
Browse timelines in Countries Regions.
Showing 676-690 of 1139 timelines
Sub Categories
Ogoni struggle and the trial/execution of Ken Saro-Wiwa (1990–1995)
1990 - 1995
Okhrana: imperial political policing and repression (1881-1917)
1881 - 1917
Okinawa Reversion to Japan and Related Negotiations (1952–1972)
1950 - 1972
Olusegun Obasanjo civilian presidencies (1999–2007)
1999 - 2007
One Unit policy and the creation of West Pakistan (1955–1970)
1954 - 1970
One-Child Policy: Implementation to Abolition (1979–2015)
1971 - 2016
Ōnin War and the fragmentation of central authority (1467–1573)
1454 - 1573
Oregon Treaty and American Settlement of the Oregon Country (1846–1860)
1818 - 1855
Organization of Eastern Caribbean States (OECS) development and integration (1981–present)
1981 - 2025
Otto von Bismarck's minister-presidency and policies (1862–1871)
1862 - 1871
Ottoman administration in the Balkans (14th–19th centuries)
1354 - 1913
Overland Campaign and Siege of Petersburg (May 1864–April 1865)
1864 - 1865
Overthrow of the Hawaiian Kingdom, Annexation, and Territorial Period (1893–1959)
1887 - 1959
Pacific War mobilization, home front policies, and total war (1940-1945)
1938 - 1945
Padri War in West Sumatra (1803–1837)
1803 - 1837