The Zimmerman Telegram

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Across
  1. 4. Fighting using underwater boats to sink enemy ships.
  2. 5. When Britain secretly caught and read Germany’s coded message, it was ______.
  3. 8. The group of countries during World War I that included Britain, France, and later the United States.
  4. 9. German submarines used to attack ships during World War I.
  5. 10. Land that is controlled or owned by a country.
Down
  1. 1. Germany hoped to keep the ____ out of WWI, but later became their enemy.
  2. 2. The policy of staying out of a war and not taking sides.
  3. 3. The group of countries during World War I that included Germany and Austria-Hungary.
  4. 6. The country that sent the secret telegram promising Mexico land in exchange for help in the war.
  5. 7. The country Germany asked to join them in a secret alliance against the United States.