U.S. History: 1877-2008 By anthony munoz Period: Feb 15, 1776 to Mar 22, 1860 Early American History (1776-1860) Period: Mar 11, 1860 to Apr 17, 1877 Civil War/Reconstruction (1860-1877) Period: Jan 22, 1877 to Jun 21, 1900 The Gilded Age (1877-1900) Period: Jul 23, 1877 to Feb 12, 2008 U.S. History: 1877-2008 Period: May 21, 1890 to Feb 11, 1920 The Progressive Era (1890-1920) Period: Feb 13, 1898 to Jan 10, 1910 Imperialism (1898-1910 Period: Feb 24, 1914 to Apr 2, 1918 World War I (1914-1918) Period: Jan 13, 1920 to Feb 23, 1929 Roaring Twenties (1920-1929) Period: Jun 7, 1929 to Jan 10, 1939 Great Depression (1929-1939) Period: Mar 21, 1939 to Feb 12, 1945 World War II (1939-1945) Period: Jan 13, 1945 to May 11, 1960 Early Cold War (1945-1960) Period: Nov 11, 1950 to Dec 12, 1970 Civil Rights Era (1950-1970) Period: Jan 11, 1954 to Sep 12, 1976 Vietnam War (1954-1976) Period: Oct 11, 1970 to Nov 12, 1991 End of the Cold War (1970-1991) Period: Nov 22, 1990 to Jan 2, 2008 1990s-21st Century (1990-2008