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.

The MineWolf (left) and Digger D-250 (right) are remotely-controlled machines that accelerate survey and clearance operations by using tillers to remove dense vegetation and destroy landmines. Manual deminers can quickly check whether the land processed by the machines has any remaining hazards. (Left photo courtesy of MAG. Right photo courtesy of The HALO Trust)

U.S. Department of State

The Lessons of 1989: Freedom and Our Future