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Signed at Cologne, Bonn and Tulsa December 9, 10 and 12, 2020; entered into force December 12, 2020.  With effect from December 13, 2020.

Extension of agreement signed December 8 and 13, 2010: TIAS 10-1213.

Download Agreement [1 MB]

U.S. Department of State

The Lessons of 1989: Freedom and Our Future