Japan during World War II reconstruct the "'critical mass' of both large numbers of carriers and well-trained air groups". Australian land forces defeated Japanese Marines in New Guinea at the Battle of Milne Bay in September 1942, which was the first land defeat suffered by the Japanese in the Pacific. Further victories by the Allies at Guadalcanal in September 1942, and New Guinea in 1943 put the Empire of Japan on the defensive for the remainder of the war, with Guadalcanal in particular sapping their already-limited oil supplies. During 1943 and 1944, Allied forces, backed by the industrial might and vast raw material resources of
Resistance during World War II first years of the war (1941–1942), but grew rapidly in the latter years, outnumbering the Polish and Soviet partisans by 2:1 or more (estimates give Yugoslavian forces about 800,000 in 1945, to Polish and Soviet forces of 400,000 in 1944). Some authors also call it the largest resistance movement in Nazi-occupied Europe, for example, Kathleen Malley-Morrison wrote: "The Yugoslav partisan guerrilla campaign, which developed into the largest resistance army in occupied Western and Central Europe...". The numbers of French resistance were smaller, around 10,000 in 1942, and swelling to 200,000 by 1944. Resistance during World War II Resistance movements during