Unit 1. Creating a nation, beginnings to 1789 -- Unit 2. The young republic, 1789-1850 -- Unit 3. The crisis of union, 1848-1877 -- Unit 4. The birth of modern America, 1865-1901 -- Unit 5. Imperialism and progressivism, 1890-1920 -- Unit 6. Boom and bust, 1920-1941 -- Unit 7. Global struggles, 1941-1960 -- Unit 8. A time of upheaval, 1954-1980 -- Unit 9. A changing society, 1968-present.
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