Unification, 1990 143
Union, 1707 21
Uprising, 1944 13
United States 11
Union, 1801 6
Uprising of 1848-1849 6
Uprising, 1953 5
Uprising of 1903 2
Uprising, 1652-1653 2
Uprising, 1848 2
Uprising, 1956 2
Uprising, 1992-1993 2
Union of the Crowns, 1603 1
United Kingdom, 1815-1822 1
Uprising of 1357-1358 1
Uprising of 1809 1
Uprising of 1959 1
Uprising, 1520-1521 1
Uprising, 1746 1
Uprising, 1876 1