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Periodization and Turning Points
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AP U.S. History
APUSH.004 Periodization and Turning Points
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Use the accompanying Cold War timeline and map. Which statement best explains why 1991 is a useful boundary?
A
The map shows that 1991 ended most wars, alliances, and international trade.
B
The Soviet Union's collapse ended the bipolar Cold War order, while U.S. alliances, military interventions, and global power debates continued.
C
The boundary matters because it marks the beginning of British colonization at Jamestown.
D
The timeline proves that NATO and U.S. military commitments disappeared immediately.
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