During the Sino - French War , in late 1884 he participated in the blockade of Formosa .
Schwerer was promoted to ensign ( enseigne de vaisseau ) on 5 October 1883 in the port of Lorient , and was assigned to the corvette Eumenide .
During the Sino - French War , in late 1884 Schwerer participated in the blockade of Formosa .
Schwerer was promoted to ensign ( enseigne de vaisseau ) on 5 October 1883 in the port of Lorient , and was assigned to the corvette Eumenide .