The Riga class was the NATO reporting name for class of frigates built for the Soviet Navy in the 1950s. The Soviet designation for these ships was Storozhevoi Korabl Project 50 Gornostay. The Riga class was analogous to World War II era destroyer escorts.
Finnish Riga class Hämeenmaa
A Soviet Riga class during Exercise OKEAN in April 1970
Karl Marx of the Volksmarine
The Bulgarian Navy is the navy of the Republic of Bulgaria and forms part of the Bulgarian Armed Forces.
Bulgarian torpedo gunboat Nadezhda
Drazki as a museum ship on static display in Varna, Bulgaria
The Bulgarian fleet in Varna
The Wielingen-class frigate ex-Westdiep, now BGS Gordi