United Kingdom’s Special Boat Service
The Special Boat Service is the special ops unit of the Royal Navy. It can be traced back to WWII, being formed in 1940. It is the maritime special forces of the United Kingdom Special Forces. It is considered to be the sister unit of the British Army 22nd Special Air Service Regiment.
Fuerza de Guerra Naval Especial
Spain’s Special Naval Warfare Force it the special ops unit of the Spanish Navy that was created in June 2009 after the Special Operations Unit of the Spanish Navy Marines merged with the Special Combat Divers Unit (UEBC) of the Navy Diving Center.