 In 1839 Watson submitted designs to both competitions held by the Nelson Memorial Committee for a monument to be erected in Trafalgar Square.He was unsuccessful, but was later chosen to sculpt the relief panel of the Battle of Cape St. Vincent on the pedestal of the winning entry, William Railton's Nelson's Column.He was, however, unhappy with the terms of the commission, writing in a letter " I think the world will be disappointed with the relievi.