The Long Blue Line: The Espionage Act – supporting Coast Guard port security for 100 years

World War I focused public attention on the dangers posed by explosive cargoes to American port cities 100 years ago. The Espionage Act of 1917 became one of the most important legislative acts to empower the Coast Guard in its port security mission. Today, the act continues to support the Coast Guard’s mission to protect ports from sabotage and accidental detonations of dangerous cargoes.


225 Years of Service to Nation

225 years of Service to Nation: Ports, waterways and coastal security

The genesis of the Coast Guard’s ports, waterways and coastal security, or PWCS, mission dates back to 1888 when its predecessor agency, the Revenue Cutter Service, was tasked with the movement and anchorage of vessels in New York.