Based on the Coast Guard Historian’s timeline, https://www.history.uscg.mil/research/chronology/
With inspiration from Mike Kelso

Throughout the 1970s, Confidence’s crews seized international vessels originating from the Soviet Union, South Korea, Panama, and other nations for violating U.S. fishery laws.

1971  Alaska Senator Mike Gravel criticized the punishment of 18 crewmen of CGC Confidence for showing support for Greenpeace and asked the Commandant, Admiral Chester Bender, to investigate.

USCGC Jarvis (WHEC-725) participating in RIMPAC 2005.

2009  While on a law enforcement patrol in the Eastern Pacific off the coast of Central America, CGC Jarvis intercepted and captured a self-propelled semi-submersible (SPSS) first located by a U.S. Customs and Border Protection patrol aircraft.  Jarvis’s boarding team discovered 4,500 kilos of narcotics aboard the craft and arrested the SPSS’s four crewman.