<span>The biggest problem with the OPA during WWII was controlling prices. Prices were soaring and keeping them down was the biggest problem they faced.</span>
The sinking or Lusitania on 7 May 1915 was a significant event during WW1. It was a passenger liner sunk by German submarine during World War 1. It lead to America declaring war on Germany.
Answer:
He joined with the Communists to try and defeat the Warlords and the nationalists and communists defeated the warlords then he started fighting the communists and became president of China.