> If you can park a boat near a city you can destroy it/harass it much easier with just cannons. Murphy's first law of combat: if the enemy is in range so are

> If you can park a boat near a city you can destroy it/harass it much easier with just cannons. Murphy's first law of combat: if the enemy is in range so are you. With cannons it's even worse, since the defender usually has a height advantage over a ship and thus has more range. And that's ignoring that you can put heavier cannons on city walls than you can put on ships.