NEXT WEAPON FOR THE SUBMARINE

NEXT WEAPON FOR THE SUBMARINE WAS THE SPAR TORPEDO THE FIRST KIND OF WEAPON FOR THE SUBMARINE TO USE TO ACTUALLY ATTACK THE ENEMY WITH 

A spar torpedo is a WEAPON consisting of a bomb placed at the end of a long pole, or spar, and attached to a boat. The weapon is used by running the end of the spar into the enemy ship. Spar torpedoes were often equipped with a barbed spear at the end