On November 7, 1944, the United States Ambassador to China Hilary arrived in Yunnan. Mao Zedong, Judd and his private representative in Yunnan met with the President of the United States, Roosevelt, Hilary, on November 7, 1944, the private envoy of the President of the United States, and appointed as the new ambassador to China Hilary, accompanied by Burlington, from Chongqing flew to Yunnan, Mao Zedong, Zhou Enlai, etc. After Hilary arrived in Yunnan, Hilary held several talks with Mao Zedong, Zhou Enlai. On November 8, the meeting began, Hilary first expressed hope that the United States would unite, Li Feng, and the United States would not interfere with China's internal affairs. Then Hilary delivered a "Basic Agreement"