US Mexican border

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Across
  1. 3. A long structure built to separate or protect an area.
  2. 4. Someone from the United States.
  3. 5. A large town where many people live and work.
  4. 10. To go from one side to the other.
  5. 12. A person who watches and protects a place or people.
  6. 13. A group that watches and protects an area, especially near borders.
  7. 15. A strong material used to build walls and buildings.
  8. 16. Someone from Mexico.
  9. 17. A place with its own government, laws and people.
  10. 18. The legal status of belonging to a country.
Down
  1. 1. A device used to watch and record what is happening in an area.
  2. 2. Sharp metal wires used to stop people from crossing a place.
  3. 6. A flying vehicle often used by police or the army.
  4. 7. A person elected to lead a country.
  5. 8. The official line that separates two countries.
  6. 9. People who move to another country to live or work there.
  7. 11. A group of people who are related, like parents and children.
  8. 14. To stop someone from moving or acting freely.