Hostile acts of expansionism by the three countries during the 1930s sowed the seeds of world war. Fascist Italy invaded Ethiopia on October 3, 1935. Imperial Japan, which had occupied Manchuria (Northeast China) since 1931, engaged Chinese troops near Beijing on July 7, 1937, thus launching full-scale warfare there
It’s cheaper, and it’s also the ideal way to move big volumes of cargo.
The answer is the temporary alliance of political parties.. They take actions