The Chinese, on the other hand, were in the position of having an American military spy plane on a Chinese military base and they had their own internal problems to deal with. At first, the Chinese weren't all that belligerent. They were just stalling to get their own bureaucracy in line.
Henry A. KissingerThey [American forces] are there as an expression of the American national interest to prevent the Iranian combination of imperialism and fundamentalist ideology from dominating a region on which the energy supplies of the industrial democracies depend.
Henry A. Kissinger