Ulrich Zwingli(1484-1531) - Founder of Zwinglianism in the Zürich, Switzerland; leader of the Swiss Reformation (Protestant Reformation).
Usury - Charging a fee generally in the form of interest on loans; forbidden by most religious doctrines (Protestant Reformation). Usury was forbidden in the Catholic Church, so Jews became wealthy, successful merchants
Utopian Socialism - The socialist ideals of creating a perfect communist society. Writers such as Charles Fourier, Henri de Saint-Simon and Robert Owen were prominent Utopian Socialists.