Key Events In U.S. History By SKGABRIS Period: 1492 to 1764 Colonization Period: 1764 to 1797 Revolution Period: 1800 to 1848 Early 19th Century Period: 1850 to 1863 Civil War Era Period: 1865 to 1875 Reconstruction Period: 1877 to 1898 Industrial Revolution Period: 1900 to 1909 Turn of the Century Period: 1910 to 1919 World War I Period: 1920 to 1944 Prosperity, Depression, and World War II Period: 1945 to 1959 Cold War Period: 1961 to 1974 People's Movement Period: 1975 to 2000 Post-Civil Rights Era Period: 2000 to 2025 Contemporary Era
