70. Who was the first President?*71. What territory did the United States buy from France in 1803?72. Name one war fought by the United States in the 1800s.73. Name the U.S. war between the North and the South.74. Name one problem that led to the Civil War.75. What was one important thing that Abraham Lincoln did?*76. What did the Emancipation Proclamation do?77. What did Susan B. Anthony do?