Respuesta :
Answer:
It mainly started due to a Soviet invasion of Finland in November 1939.
Soviet invasion of Finland in November 1939 marked the start of the winter war.
What was the Soviet invasion of Finland?
On November 30, 1939, following a chain of ultimatums and failed negotiations, the Soviet purple navy released an invasion of Finland with half of a million troops. Although massively outnumbered and outgunned in what became called the “iciness battle,” the Finns had the advantage of fighting on home turf.
The timeline of the wintry weather warfare is a chronology of occasions leading up to, culminating in, and due to the winter war. The battle began when the Soviet Union attacked Finland on 30 November 1939 and it ended thirteen March 1940.
Learn more about the Soviet invasion here: https://brainly.com/question/14677147
#SPJ2