 "Grille" engaged French forces in the Baltic during the war, but the rest of the fleet's avisos saw little activity in the conflict., the first torpedo-armed aviso to be built for what was now the German Imperial Navy, was also the last major warship to be built abroad for the Imperial German fleet.The 1880s saw a significant aviso construction program that included the two s, , the two s, and the two s. The latter two classes were disappointments in service owing to their small size, insufficient speed, and in the case of the "Meteor"s, excessive vibration from their engines.