October 6 — Battle of Pelkine (Pyalkane): Russian troops defeated the Swedish detachment under General Armfeldt.
February 19 — Victory at Lappola (Old Finland): an important battle in which the Swedes were defeated.
Capture of Helsingfors (Helsinki) and Abo (Turku): By the end of the year, only the fortress of Neishlot remained under Swedish control. Finland, formerly a province of Sweden, was effectively occupied by Russian troops, which dealt Sweden a severe blow and became a major strategic success for Russia.