40th Anniversary of the Estonian SSR

Soviet Union (USSR) · 1980 · 4 kopecks

This stamp commemorates the 40th anniversary of the Estonian Soviet Socialist Republic. The design features the Estonian SSR's coat of arms, which includes a hammer and sickle, a rising sun, and sheaves of wheat, set against the backdrop of the Soviet flag. The inscription reads "40 лет Советской Эстонии" (40 years of Soviet Estonia).

Issued in 1980, this stamp marks four decades since Estonia was annexed by the Soviet Union in 1940 during World War II. It was part of a broader series of stamps celebrating the anniversaries of various Soviet republics.