 Yelverton was succeeded by William John Cavendish Clifford, and he by James Willcox in 1860, by which time "Conqueror" had returned to Plymouth.Edward Southwell Sotheby took over command and was despatched to carry troops supporting the French intervention in Mexico in late 1861.While sailing through the Bahamas, "Conqueror" was wrecked on Rum Cay on 29 December 1861 due to a navigation error.