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.

Scientific Cooperation: Earth Sciences

Memorandum of understanding signed at Reston and Ankara February 7 and April 10, 2002; Entered into force April 10, 2002. With annexes.

Download Attachment [588 KB]

U.S. Department of State

The Lessons of 1989: Freedom and Our Future