U.S. Gistory: 1887-2008 By Katelyn.johnson Period: 1776 to 1860 Early American History Period: 1860 to 1877 Civil War/Reconstruction Period: 1877 to 1900 The glided age Period: 1890 to 1920 The progressive er Period: 1898 to 1910 Imperialism Period: 1914 to 1918 World war I Period: 1920 to 1929 Raorung twenties Period: 1929 to 1939 Great frepression Period: 1939 to 1945 World war ii Period: 1945 to 1960 Early cold war Period: 1950 to 1970 Civil rights era Period: 1954 to 1976 Botmam war Period: 1970 to 1991 End of the cold war Period: 1990 to 2008 1990s-21st centruy