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.

December 14, 2022

Women listen to a presentation and watch a screen that reads: Welcome to APL! Hidden No More IVLP 25 Oct. 2022. Dr. Susanne Wirwelle National Security Analysis Department The Johns Hopkins Applied Physics Laboratory.

U.S. Department of State

The Lessons of 1989: Freedom and Our Future