The Communist Manifesto in specific countries in the mid-nineteenth century such as France, Switzerland, Poland, and Germany, this last being "on the eve of a bourgeois revolution", and predicts that a world revolution will soon follow. It ends by declaring an alliance with the social democrats, boldly supporting other communist revolutions, and calling for united international proletarian action—Working Men of All Countries, Unite!. In spring 1847 Marx and Engels joined the League of the Just, who were quickly convinced by the duo's ideas of "critical communism". At its First Congress in 2–9 June, the League tasked Engels with drafting a "profession of faith",
The Communist Manifesto in theory; Marxist works such as the "Manifesto" or "Das Kapital" were read primarily by party theoreticians. On the other hand, small, dedicated militant parties and Marxist sects in the West took pride in knowing the theory; Hobsbawm says "This was the milieu in which 'the clearness of a comrade could be gauged invariably from the number of earmarks on his Manifesto. Following the October Revolution of 1917 that swept the Vladimir Lenin-led Bolsheviks to power in Russia, the world's first socialist state was founded explicitly along Marxist lines. The Soviet Union, which Bolshevik Russia would become a part of,