1940 ⟶ Finns Continue Retreat from Mannerheim Line
The Finns continue retreat from the Mannerheim Line.Year
1939
1940
💥 Helsinki Bombed; Finns Retreat to Mannerheim Line
Russia continues its war against Finland; Helsinki is bombed. In the first two weeks of the month, the Finns retreat to the Mannerheim line, an outmoded defensive line just inside the southern border with Russia.⟶

FinlandUSSRWinter WarBombingMilitaryMannerheim LineDefenseEastern EuropeWar
🔥 Soviets Attack Mannerheim Line
The Russian invaders begin heavy attacks on the Mannerheim line. The Battles of Kollaa and Suomussalmi begin.⟶

USSRFinlandWinter WarMannerheim LineBattlesMilitaryEastern EuropeWarKollaaSuomussalmi
🇫🇮 Finland Inflicts Tactical Defeats on Russia
The Russians are met with several tactical defeats inflicted upon them by the Finnish Army.⟶
Winter WarFinlandSoviet UnionMilitary DefeatEastern FrontTactical Victory
↩️ Finns Continue Retreat from Mannerheim Line
The Finns continue retreat from the Mannerheim Line.⟶

FinlandWinter WarMannerheim LineMilitary RetreatSoviet OffensiveEastern Front
🇷🇺 Timoshenko Takes Command in Finland
General Semyon Timoshenko takes command of Soviet Army forces in Finland.⟶
Soviet UnionFinlandWinter WarMilitary LeadershipEastern Front
💥 Soviet Army Captures Summa
The Soviet army captures Summa, an important defence point in Finland, thereby breaking through the Mannerheim Line.⟶

Soviet UnionFinlandWinter WarMannerheim LineMilitary OffensiveSummaBreakthrough