The Battle of Honkaniemi

The Battle of Honkaniemi was fought between Finnish and Soviet forces on 26 February 1940. This extreme battle was fought only by tanks, the only kind fought in the Winter War.

The commander of the Finnish II Corps General Harald Öhquist had attached Jaeger Battalion 3 and the 4th company of the Armoured Battalion to the 23rd Division.

The 23rd was responsible for the area around the lake Näykkijärvi, just to the southeast of Viipuri, the second largest town in Finland. Also, the 3rd Battalion of the 67th Infantry Regiment that was on loan to the 5th division arrived as well, giving the reinforcement that the commander of the 23rd Division, Col. Voldemar Oinonen to launch an attack against the Soviets. At 10:15 pm, the commander of the Jaeger Battalion 3, Captain I. Kunnas and Lieutenant O. Heinonen of the 4th Armoured Company received orders to attack.

Source: Wikipedia

I heard of this from school before, but forgot about it! Thanks for telling!