Original sentence: After over three months of hard fights and heavy losses the Soviet Union confined with 10% of Finland's territory.After overrunning these countries Germany turned against France, entering the country by crossing the Meuse River on May 13, which fell remarkably quickly, leaving Britain to stand alone.Finland was invaded by the Soviets on November 30th 1939, This began the Winter War.Germany occupied Denmark and Norway, ostensibly as a defensive maneuver against a planned and an openly discussed British occupation of those countries.Leningrad (now Saint Petersburg) was reached fairly quickly but the combined Finnish/German force was unable to force itself into the city and so began a brutal siege.The Phony War ended with a sweeping German invasion of  Belgium, the Netherlands, and Luxembourg the on 10 May, 1940 that bypassed French fortifications along the Maginot Line.This relatively non-confrontational period between the major powers lasted until April 6th, 1940, and was known as the Phony War
Edited sentence: After over three months of hard fights and heavy losses the Soviet Union confined with 10% of Finland's territory in a peace treaty of March 12th, 1940.After overrunning these countries Germany could turn against France, entering the country by crossing the Meuse River on May 13, which fell remarkably quickly, leaving Britain to stand alone.Democratic Finland being assaulted by the 50 times as big Communist dictature made the moral judgement easy for all but the Germans.Finland was invaded by the Soviets on November 30th 1939.Finland's C-in-C Mannerheim refrained from attacking the city, and the Wehrmacht was unable to force itself in, and so began a brutal siege, leading to the death of about one million civilians until January 1944, when the siege was broken.Germany occupied Denmark and Norway, ostensibly as a defensive maneuver against a planned (and openly discussed) Franco-British occupation of those countries.Leningrad (now Saint Petersburg) was reached fairly quickly, from the North by Finnish forces, and from the South by the German Wehrmacht.The Phony War ended with a sweeping German invasion of Belgium, the Netherlands, and Luxembourg on May 10th, 1940 that bypassed French fortifications along the Maginot Line.This began the Winter War, which came to stand in the center of the worlds interest during the Phony War.This relatively non-confrontational period between the major powers lasted until May 10th, 1940, and was known as the Phony War