Which of these resulted in land acquisition by the United States? Check all that apply. Pinckney’s Treaty
Louisiana Purchase
Adams-Onis Treaty
Lewis and Clark Expedition
Annexation of Florida

Adam-Onis Treaty, Pinckey's Treaty, Louisiana Purchase, and Lewis and Clark

Explanation:

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the civil war was a fulfillment and completion of the constitution, not a revolution against it. changes in culture and society surely affected political life. lincoln hoped to bring the north and south together after the war by healing the nationand making people lose their resentment.

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c. troops marched forward in close formation against newer, more accurate weapons