 The Wellington remained as first-line equipment when the war ended, although it had been increasingly relegated to secondary roles.The Wellington was one of two bombers named after Arthur Wellesley, 1st Duke of Wellington, the other being the Vickers Wellesley.A larger heavy bomber aircraft designed to Specification B.1/35, the Vickers Warwick, was developed in parallel with the Wellington; the two aircraft shared around 85% of their structural components.