24.8.1789 sea fight near Svensksund/Rotschensalm

party1: Russians
commander1: Prinz v.Nassau-Siegen
troops1: 8+22

party2: Swedes
commander2: Gustav III. s.
troops2: 12+5
losses2: 11/4 vessels
(Victory of Russians, Austrians or (perhaps) indecisive)