He helped create the dual monarchy
If we are talking about the second world war, then then answer would be that the Chinese kept the Japanese busy fighting them, and in turn, about 800,000 of their troops. This gave the Americans, who were the main force against the Japanese during this time, a little breathing room with which to continue military operations.
Hope this answered your question.
Pablo Picasso's Guernica was a portrayal of a bombing during the Spanish Civil War and it's fame brought a lot of attention to the horrors of the war on the part of the Spanish Nationalists.
They used the buffalo, as food, and for clothing/warmth. They thought of it as greatness.
France and Britain disagreed over land claims and the fur trade in North America.