I believe that would be the 18.1in 460cm guns of the Japanese battleship Yamato.
There were no cannons on Hudson's ship cannons were not invented yet
the English had 117 cannons on there ships
200
You have to upgrade ships. The more expensive the ship, the more cannons it will have.
351
It's illegal for a private citizen to own a ship with cannons.
You have to buy a new ship to use cannons.
In order to fire cannons, you must upgrade the raft to a ship with cannons and you must be on the sea. Make sure you have a ship that shoots cannons. Just set sail in the ocean and click to fire the cannons.
Get some cannons and automatic guns
Gun ports
The Mayflower, the ship that carried the Pilgrims to America in 1620, is believed to have had around two to four cannons on board. These cannons were primarily for defense against potential threats during the voyage. However, detailed records of the ship's armament are sparse, so the exact number may vary in different historical accounts.
The cannons on your ship!