Before revision: YearMarxHistory1814 12 February, Marx's future wife, Jenny von Westphalen (1814–1881) is born in Salzwedel, a town then part of the Kingdom of Prussia's Province of Saxony, as the daughter of Freiherr Ludwig von Westphalen (1770–1842) and his second wife Caroline, née Heubel, (1776–1856) 1815280px|right The Congress of Vienna redraws the European map.
After revision: YearMarxHistory1818 12 February, Marx's future wife, Jenny von Westphalen (1814–1881) is born in Salzwedel, a town then part of the Kingdom of Prussia's Province of Saxony, as the daughter of Freiherr Ludwig von Westphalen (1770–1842) and his second wife Caroline, née Heubel, (1776–1856) 1815280px|right The Congress of Vienna redraws the European map.