What was the purpose of the alliance between the nationalists and the communists?

Best Answer: China's territory was being invaded by a ruthless Japan at the time. It was in both of these groups' interests to set their political beliefs. China's territory was being invaded by a ruthless Japan at the time. It was in both of these groups' interests to set their political differences aside to save the nation for the Chinese people.

China's territory was being invaded by a ruthless Japan at the time. It was in both of these groups' interests to set their political differences aside to save the nation for the Chinese people.