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
Institute for Social and Economic Research and Policy the centers incorporated into the Institute at its founding in 1999 as the Institute for Social and Economic Theory and Research (ISETR). Also joining ISETR were the Center for Urban Research and Policy, founded in 1992, and several new research centers. In January 2001, ISETR merged with the Office of Sponsored Research to become the Institute for Social and Economic Research and Policy. The fellowship of ISERP is drawn from faculty of the departments of Anthropology, Economics, History, Political Science, Psychology, Sociology, and Statistics, as well as of Barnard College, the Earth Institute, Teachers College, the Mailman School of Public