Home And Family AT the end of the 1860s and the beginning of the 70s, there were changes in the life of the Marx family. The girls had grown up, and since everything in the household turned around the battle for the emancipation of the proletariat, they, too, took part personally in the workers’ movement. ELDESTDAUGHTER It pleased Marx that his eldest daughter, Jenny, now followed Laura’s example by marrying an active comrade-in-arms.