The United States Secret Service is a federal law enforcement agency with headquarters in Washington, D.C., and more than 150 offices throughout the United States and abroad. Established in 1865 solely to suppress the counterfeiting of U.S. currency, today the Secret Service is mandated by Congress to carry out the integrated missions of protection and investigations. Subscribe to Standing Post to learn more about the U.S. Secret Service's unique mission and the people who champion it every day.