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 Cooperation

Agreement effected by exchange of letters at Paris and Washington June 22 and 28, 2010; entered into force June 28, 2010.

Download attachment [483 KB]

U.S. Department of State

The Lessons of 1989: Freedom and Our Future