Karl MarxKarl Marx was born in 1818. In 1848 he collaborated with Friedrich Engels in writing The Communist Manifesto. Expelled from Prussia in the same year, Marx took up residence first in Paris and then in London where, in 1867 he published his magnum opus Capital. A co-founder of the International Workingmen's Association in 1864, Marx died in London in 1883.
Friedrich Engels was born in 1820. He moved to England in 1842 to work in his father's Manchester textile firm. After joining the fight against the counter revolution in Germany in 1848 he returned to Manchester and the family business. In subsequent years he provided financial support for Marx and edited the second and third volumes of Capital. He died in 1895.