Marx Family: Biography
Born: 1842
Died: 1911
Physician. French socialist and author of several works on the history of Marxism. One of founders of the French workers' party in 1879. Member of the International Working Men's Association (First International) -- he was corresponding secretary for Spain between 1866-68. Was co-founder of the sections in France, Spain and Portugal. Married Laura Marx, thus son-in-law to Karl Marx.