the constitution of united states was signed on september 17, 1787.
when was the constitution of united states signed?
september 17 , 1787
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in june 2000, china and the united states signed a mutual legal assistance agreement (mlat). this treaty subsequently went into effect on march 8, 2001. in 1999, china and the united states signed a bilateral customs mutual assistance agreement. however, this agreement has not yet been activated. a may 1997 united states and china memorandum of understanding on law enforcement cooperation allows the two countries to provide assistance on drug investigations and prosecutions on a case-by-case basis.
illegal drug trade in china