Answer: third amendment
Explanation:
The III amendment to US Constitution places restrictions on the quartering of soldiers in private homes without the owners consent, forbidding the practice in peacetime
The best option from the list would be "battle" in terms of a category for "bombardment", since this refers to when an enemy launches weapons (usually bombs or missiles) into the territory of the enemy.
Constitutional Convention! A Constitutional Convention is a gathering with a purpose or writing a new constitution or revising an already existing one.