This printable crossword puzzle on the topic of US History (General) has 12 clues. Answers range from 5 to 19 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Another name for a spy. AKA
Spot chosen by two agents to drop information
Code used during the civil war to send messages. The use of a book was necessary. (2 words)
George Washington's spy ring during the Revolutionary war.
Method Anna Strong used to alert Caleb Brewster she had a message. (2 words)
Method used to hide messages during the Revolutionary War. You would need heat to reveal the message. (2 words)
Information.
Spies who were caught during the Revolutionary and Civil Wars were charged with this crime.
Union Spies during the civil war supported this president. (2 words)
People who spied for the North who wanted to do away with slavery.
Civil War Spy who helped come up with the idea for the secret service. (2 words)
Network that used signals and objects to alert slaves of safe places to get them to safety...freedom. (2 words)