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A global war, the major events of which took place in Europe.
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The National Council for the Social Studies was founded in 1921 to promote the teaching and learning of social studies in the United States.
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A major decline in the economy that left many families homeless and destitute.
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The second global war, partly spurred by Germany's unresolved grievances following WWI.
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Japanese planes bombed the American Naval Base at Pearl Harbor in Hawaii. This event provided the final impetus to bring the United States into WWII
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War between North and South Korea partly caused by the division of the country by the Allied powers after World War II.
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Movement to gain civil rights equalities for underprivileged and minority groups within the United States. Much of this movement was focused on rights for African Americans.
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Russia launched the first space satellite in October 1957, causing a stir and impetus for increased effort in development of space programs in the US.
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A conflict between North Vietnam and South Vietnam, with the United States providing support to South Vietnam
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Yuri Gagarin's venture into space was one of the many instances where Soviet technology "beat out" that of the United States, leading to more feverish developments in science and technology in the US.
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Neil Armstrong was the first man to walk on the moon.
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Members of Richard Nixon's re-election committee were caught wire-tapping the headquarters of the Democratic National Committee in the Watergate complex.
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US Congress passed an act to encourage accountability in the American school system.
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Terrorists hijacked several planes and flew them into multiple government and economic centers in the US.
