 Complete the following phrase:  HMS Escort was an E-class destroyer built for the Royal Navy in the early 1930s. Although assigned to the Home Fleet upon completion, the ship was attached to the Mediterranean Fleet in 193536, during the Abyssinia Crisis. During the Spanish Civil War of 19361939, she spent considerable time in Spanish waters, enforcing the arms blockade imposed by Britain and France on both sides of the conflict. Escort was assigned to convoy escort and anti-submarine patrol duties in the Western Approaches, when World War II began in September 1939. During the Norwegian Campaign, the ship escorted ships of the Home Fleet, although she did tow her sister after the latter ship had been badly damaged by German air attack. Escort was assigned to Force H in late June, and participated in the 