Troitsk, Moscow

Troitsk () is a town in Troitsky Administrative Okrug of the federal city of Moscow, Russia, located on the Desna River southwest from the center of Moscow on the Kaluzhskoye Highway. Population: 39,873 (2010 Census); 32,653 (2002 Census); 
History.
Troitsk was first mentioned in 1646 as a settlement of Troitskoye. It was renamed Troitsk and granted town status in 1977. Until July 1, 2012, it was a part of Moscow Oblast but was transferred to Moscow's jurisdiction along with other territories in the southwest.
Administrative and municipal status.
On July 1, 2012 Troitsk was transferred to the city of Moscow and became a part of the newly established Troitsky Administrative Okrug.
Prior to the transfer, within the framework of administrative divisions, it was incorporated as Troitsk Town Under Oblast Jurisdiction—an administrative unit with the status equal to that of the districts. As a municipal division, Troitsk Town Under Oblast Jurisdiction was incorporated as Troitsk Urban Okrug.
Research.
It is home of a number of research institutes of the Russian Academy of Sciences, including: