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.

Space

Memorandum of Understanding signed at Washington and Paris March 11 and 18, 1997.

Download attachment [253 KB]

U.S. Department of State

The Lessons of 1989: Freedom and Our Future