The U.S. as a World Power

America Claims an Empire

1854 - 1900
1867 - 1898
1900 - 1946
1900 - 1911

The First World War

1914 - 1919
1916 - 1918

World War Looms

1920 - 1940
1933 - 1945
1937 - 1940
1939 - 1941

The U.S. in WWII

1941
1941
1941 - 1945