第二次世界大战是德意日法西斯国家发动的人类历史上空前规模的世界战争。先后有六十多个国家和地区,20亿以上的人口卷入了战争。1929—1933年的世界经济危机,震撼了资本主义世界。特别是激化了德、意、日国内外的矛盾;它们先后在世界各地发动一系列侵略性战争,企图以此摆脱危机,日本在1931年侵占我国东北后。又在1937年发动侵华战争;德国在 World War II was a world war of unprecedented scale in human history launched by the fascist countries of Germany, Italy and Japan. There have been more than 60 countries and regions and over 2 billion people have been involved in the war. The global economic crisis of 1929-1933 shocked the capitalist world. In particular, it intensified the conflicts at home and abroad between Germany, Italy and Japan. They successively launched a series of aggressive wars all over the world in an attempt to get rid of the crisis. Japan invaded and occupied the northeast of our country in 1931. In 1937 launched the war of aggression against China; Germany in