The Communist Manifesto the Prussian police. At their trial in Cologne 18 months later in late 1852 they were sentenced to 3–6 years' imprisonment. For Engels, the revolution was "forced into the background by the reaction that began with the defeat of the Paris workers in June 1848, and was finally excommunicated 'by law' in the conviction of the Cologne Communists in November 1852". After the defeat of the 1848 revolutions the "Manifesto" fell into obscurity, where it remained throughout the 1850s and 1860s. Hobsbawm says that by November 1850 the "Manifesto" "had become sufficiently scarce for Marx to think it worth reprinting
The Communist Manifesto "Manifesto" and its authors experienced a revival in fortunes. Hobsbawm identifies three reasons for this. The first is the leadership role Marx played in the International Workingmen's Association (aka the First International). Secondly, Marx also came into much prominence among socialists—and equal notoriety among the authorities—for his support of the Paris Commune of 1871, elucidated in "The Civil War in France". Lastly, and perhaps most significantly in the popularisation of the "Manifesto", was the treason trial of German Social Democratic Party (SPD) leaders. During the trial prosecutors read the "Manifesto" out loud as evidence; this meant that the pamphlet could