Battle of Suomussalmi
Finland's Impossible Victory
Winter War 1939–40 · Historical Deep Dive + Diorama Build Guide
December 1939. A Finnish force of roughly 11,000 men faced two full Soviet divisions totalling over 45,000 soldiers, supported by tanks, artillery, and air power. What happened next became one of the most extraordinary military upsets of the twentieth century.
The Battle of Suomussalmi is not as well known as Stalingrad or Normandy, but among military historians and tactical analysts, it occupies a very specific place — as a masterclass in asymmetric warfare, terrain exploitation, and what happens when an army built for a different kind of war is thrown into conditions it was never designed to handle.
Historical Background: A War Nobody Expected to Last
When the Soviet Union invaded Finland on 30 November 1939, most military observers expected it to be over within weeks. The Red Army had just concluded its purges, which had gutted its officer corps. Finland was a small country with no serious armoured force and an army built primarily around reserve conscripts. Stalin reportedly told his commanders to prepare for a brief campaign — some accounts suggest the initial orders included dress uniforms for a victory parade in Helsinki.
Finland had other ideas. The country had spent years developing a defence strategy suited to its terrain — vast forests, frozen lakes, and a winter climate regularly dropping below minus 30 degrees Celsius. The Finnish Defence Forces were small but well-trained, highly mobile, and commanded by officers who had grown up in these conditions.
Context: The Winter War lasted 105 days — from 30 November 1939 to 13 March 1940. Finland ultimately ceded approximately 11% of its territory under the Moscow Peace Treaty, but it never surrendered, and the Red Army's catastrophic performance prompted a sweeping reorganisation of Soviet military doctrine before Operation Barbarossa.
The Battle: How It Unfolded
Suomussalmi sat on the most direct Soviet route toward Oulu — a major city on Finland's west coast. Breaking through here could cut Finland in two. In late November the Soviet 163rd Division crossed the border and occupied the town. What appeared to be a straightforward advance quickly stalled. The Soviets were moving along a single road through dense forest — their column stretched for kilometres, entirely dependent on supply lines that Finnish ski troops began systematically cutting.
Colonel Hjalmar Siilasvuo ordered his troops to encircle the Soviet columns using ski patrols that moved freely through the forest. The Soviets, road-bound and tank-dependent, could not follow. The Finnish tactic became known as motti — from the Finnish word for a cubic metre of firewood — referring to the way Soviet units were chopped into isolated pockets and left to freeze. Once cut off, Soviet troops had no fuel, no food, and no way to survive temperatures that killed unprepared men overnight.
The 163rd Division was effectively destroyed by early January. Stalin reinforced immediately with the 44th Division — a well-equipped motorised unit from Ukraine. Siilasvuo turned his forces on the 44th before it could link up with the remnants of the 163rd, encircling and destroying it in an even more complete annihilation. The 44th's commander was subsequently executed by Soviet authorities.
— Finnish veteran account
Finnish ski troops operated freely in conditions that made Soviet mechanised forces completely ineffective — Winter War, 1939–40.
Why It Mattered: Consequences of Suomussalmi
The Red Army's shocking performance reinforced a widespread belief that the Soviet military machine was far weaker than its size suggested — a miscalculation that arguably contributed to Hitler's decision to launch Operation Barbarossa in 1941, assuming a quick collapse.
- Soviet losses: approximately 27,500 killed, wounded or captured, plus over 50 tanks destroyed
- Finnish losses: around 900 killed and 1,770 wounded — a ratio that stunned military observers worldwide
- Tactical legacy: the motti tactics were studied extensively and influenced later asymmetric warfare doctrine
- Soviet reform: the Winter War's failures directly triggered a major Red Army reorganisation ahead of WWII's eastern theatre
- Finnish identity: Suomussalmi became a defining symbol — proof that determination and terrain knowledge could overcome overwhelming odds
Build the Scene: Diorama Concept
The destroyed Soviet column on the Raate Road is one of the most iconic images of the Winter War — and one of the most compelling diorama subjects in all of WWII modelling. Here's how to build it with the two kits below.
The Kits: What You'll Need
ICM 35566 – Finnish Riflemen, Winter 1940
1:35 scale Finnish infantry in Winter War equipment — white smocks, rifles, period-accurate kit.
Specifically designed for this conflict and period. The figures capture the distinctive winter combat gear with good 1:35 detail. These are your protagonists — the soldiers who encircled and destroyed two Soviet divisions against all odds.
View on Creawell →Revell 03505 – T-26 Tank, 1:35 Scale
1:35 scale Soviet T-26 light tank — the primary armoured vehicle at Suomussalmi, deployed in large numbers and largely destroyed.
Road-bound, vulnerable, and dependent on supply lines Finnish ski troops controlled — the T-26 was almost useless in these conditions. Building it as a damaged, abandoned vehicle directly references the historical photographs of the Raate Road aftermath.
View on Creawell →Builder's note: Both kits are 1:35 scale — they work together directly in a diorama without any scaling adjustments.