Social Studies Timeline By lds716 Period: Jan 1, 1914 to Jan 1, 1918 WWI Jan 1, 1921 NCSS is Founded NCSS is all about Social Studies being taught in the classroom. Period: Jan 13, 1929 to Jan 13, 1932 Great Depression Period: Jan 13, 1939 to Jan 13, 1945 WWII Dec 7, 1941 Pearl Harbor Pearl Harbor Video Pearl Harbor was an attack on the US from Japan. Period: Jan 13, 1950 to Jan 13, 1953 Korean War Period: Jan 13, 1955 to Jan 13, 1968 Civil Rights Period: Jan 13, 1960 to Jan 13, 1973 Vietnam Jan 13, 1961 First Man in Space (Yuri Gagarin, Russia) Jan 13, 1969 First Man on Moon Jan 13, 1974 Watergate Period: Jan 13, 2000 to Jan 13, 2014 N.C.L.B. madate in schools Sep 11, 2001 World Trade Center Attacks Trade Center Video