The articles of association clearly put forward the purpose of overthrowing the bourgeois regime and establishing proletarian rule, and also put forward the battle slogan of "proletarians all over the world, unite". * * * The proletarian alliance is the first prototype of the proletarian political party in the world history, and its articles of association is the first party constitution in the history of the international proletarian movement. * * * The "First Congress" of the Producers' Union shows that scientific socialism and its organizations have won great victories.