Revolutions of 1848 carried out, occurred in Greater Poland. Next, the middle classes began to agitate. Karl Marx and Friedrich Engels, working in Brussels, had written "Manifesto of the Communist Party" (published in German in London on February 21, 1848) at the request of the Communist League (an organization consisting principally of German workers). Following the March insurrection in Berlin, they began agitating in Germany. They issued their "Demands of the Communist Party in Germany" from Paris in March; the pamphlet urged unification of Germany, universal suffrage, abolition of feudal duties, and similar middle-class goals. The middle and working classes thus shared a
Manifesto of the Sixteen same men would later sign the "Manifesto", including Jean Grave, Charles Malato, Paul Reclus, and Christiaan Cornelissen. As he was unable to travel during 1916, Kropotkin found himself in frequent correspondence with others, including Jean Grave, who visited Kropotkin from France with his wife. Together, they discussed the war and Kropotkin's firm support for it. At Kropotkin's suggestion that he would like to have been a combatant were he younger, Grave suggested publishing a document urging anarchists to support the war effort on the side of the Allied Powers. Initially hesitant, due to his personal inability to sign up for