| A | B |
| Empress of China | First American ship to trade with China (1784) |
| Barbary States | North African nations of Morocco, Algiers, Tunis, and Tripoli |
| U.S.S. Philadelphia | U.S. ship which ran aground near Tripoli and was captured by pirates who imprisoned the crew |
| Stephen Decatur | American ship captain who burned the Philadelphia so the pirates could not use it |
| tribute | bribe paid to the Barbary pirates by the U.S. |
| impressment | the practice of forcing people into service for the British Navy |
| embargo | a ban on trade with another country |
| Embargo Act | In 1807 Americans were forbiddento export oar import any goods to any country |
| Nonintercourse Act | In 1809 Americans were allowed to trade with any country except Britain and France |
| 1807-1808 | Almost $200 million in trade revenue was lost because of the Embargo Act |