North Korea and China aimed to dominate Asia and the United States, and China was already at a Cold War with America, APTO, Russia since 2024, but the war officially started on September 21, 2049, with the Chinese and North Korean invasion of the United States, and subsequent declarations of war on China by Russia and APTO. From late 2049 to early 2052, in a series of conquering, China annexed and/or controlled most of continental Asia and formed the primary alliance between North Korea, Brazil, Iran, Ukraine, Belerus, Laos, and Pakistan under the Chairman Mao Pact of May 2048.