Explanation: The Roman Emperor Caligula, sometimes said to have been mad, once ordered his troops to 'make war' on Neptune, stabbing the tides and collecting seashells as war booty. This may have been meant as humiliation for the troops rather than a genuine delusion of warring against the sea.
CALIGULA IS BACK TO CARRY ON THE FIGHT AGAINST THAT SALTY BASTARD, NEPTUNE