Attack crossword

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Across
  1. 4. The act of entering a territory to attack.
  2. 6. A sudden attack on an enemy's location.
  3. 8. A prolonged attack to capture a place.
  4. 10. A swift and intense attack.
Down
  1. 1. A small or brief fight.
  2. 2. A rapid forward attack.
  3. 3. Continuous attack with bombs or artillery.
  4. 5. An aggressive military operation.
  5. 7. A violent physical attack.
  6. 9. A surprise attack from a concealed position.