war. The distance which a cannon will throw a ball. 2. The whole space of the sea, within cannon shot of the coast, is considered as making a part of the territory; and for that reason, a vessel taken under the cannon of a neutral fortress, is not a lawful prize. This part of the sea being considered as part of the adjacent territory, it follows that magistrates can cause the orders of their governments to be executed there. Three miles is considered as the greatest distance that the force of gunpowder can carry a bomb or a ball.