 Complete the following phrase:  Ships equipped with barbette mountings did not see a great deal of combat, owing to the long period of relative peace between their appearance in the 1870s and their obsolescence in the 1890s. Some barbette ships saw action during the British Bombardment of Alexandria in 1882, and the participated in the Battle of Fuzhou during the Sino-French War in 1884. The two Chinese ironclads, and , that took part in the 