Aelita Queen Of Mars (1924)

After receiving a mysterious signal believed to be from Mars, an engineer becomes obsessed with the planet and builds a spacecraft. Upon arriving, he encounters a rigid class system ruled by a decadent elite, while the working class is oppressed and stored in frozen chambers when not in use. Inspired by revolutionary ideals from Earth, a soldier among the travelers incites a proletarian uprising that overthrows the ruling class. However, the Martian revolution soon mirrors the tyranny it sought to destroy...