樓上有巴打講左個好重要的point,香港關係法系以聯合聲明完全落實為前提。
中共唔認聯合聲明,咁係動搖咗關係法基本前設
美國可以有理由郁關係法
(2) The Congress declares its wish to see full implementation of the provisions of the Joint Declaration.
(3) The President has announced his support for the policies and decisions reflected in the Joint Declaration.
§5711. Bilateral ties between United States and Hong Kong
It is the sense of the Congress that the following, which are based in part on the relevant provisions of the Joint Declaration, should be the policy of the United States with respect to its bilateral relationship with Hong Kong:⋯⋯
http://uscode.house.gov/view.xhtml?path=/prelim@title22/chapter66&edition=prelim