Patrioticheskiy Sotsialisticheskiy Soyuz (Patriotic Socialist Union) is a communist, Metzist-Leonidist and patriotic political party in Trigunia. The party seeks to establish a patriotic socialist Trigunia, free from liberalism, internationalism and capitalism. The PSS is opposed to modern day liberal democracy and global capitalism. The party is also opposed to urban and industrial society and instead advocates for agrarian socialism.
The PSS seeks to form a strong semi-authoritarian socialist state, where the workers and peasants are empowered. The party espouses populist, patriotic and socialist rhetoric.
The Patrioticheskiy Sotsialisticheskiy Soyuz was founded on 29 March 4794 by Traktirnikov Bogdan Yermolayevich, it was founded as an offshoot of the Krasnoye Dvizheniye. The party failed to gain any seats in the 4794 Elections.