China Teday. China's Foreign Affairs and Intemational Relations ,o Ties between China and U.S. began to strengthen in 1978, culminating in the December announcement that diplomatic relations would be established as of January 1, 1979. In establishing relations, Washington reaffirmed its agreement that the Peoples republic was the sole legal government of China and that Taiwan was an inalienable part of china School of politics and International relations 2013/4/12❖ Ties between China and U.S. began to strengthen in 1978, culminating in the December announcement that diplomatic relations would be established as of January 1, 1979. In establishing relations, Washington reaffirmed its agreement that the People’s Republic was the sole legal government of China and that Taiwan was an inalienable part of China