An official website of the United States Government Here's how you know

Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.


Agreement effected by exchange of notes at Bern and Vaduz September 18 and November 14, 1997; Entered into force November 14, 1997.

Download attachment [163 KB]

U.S. Department of State

The Lessons of 1989: Freedom and Our Future