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.

U.S. Ambassador to the Kyrgyz Republic Donald Lu examines the beta attenuation monitor at U.S. Embassy Bishkek. The monitor collects data on the particulate matter present in the air. (Courtesy of U.S. Embassy Bishkek)

U.S. Department of State

The Lessons of 1989: Freedom and Our Future