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Protocol amending convention of August 29, 1989 (91 821 [16 MB]).  Protocol signed at Berlin June 1, 2006, with joint declaration and exchange ofcorrecting notes; Transmitted by the President of the United States of America to the Senate September 29, 2006 (Treaty Doc. 109-20 and 109-20 * Print) 109th Congress, 2d Session); Reported favorably by the Senate Committee on Foreign Relations October 31, 2007 (Senate Executive Report No. 110-5, 110th Congress, 1st Session); Advice and consent to ratification by the Senate December 14, 2007;Ratified by the President December 21, 2007; Ratifications exchanged at Washington December 28, 2007; entered into force December 28, 2007.

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U.S. Department of State

The Lessons of 1989: Freedom and Our Future