Abraham Kuyper as "the physical basis for all higher development" in the Stone Lectures (1898). Harinck argues that "Kuyper was not guided by the cultural racism of his day, but by his Calvinistic creed of human equality". Kuyper's legacy includes a granddaughter, Johtje Vos, who is noted for having sheltered many Jews in her home in the Netherlands from the Nazis. After World War II she moved to New York City. Conversely, Kuyper's son Professor H. H. Kuyper, a supporter of Afrikaner Nationalism and colour racism, was a wartime Nazi collaborator and his grandson joined the Waffen SS and died on the
DeKuyper liqueur began. The roster of flavors slowly expanded, and partnerships were formed with distillers in Canada (1932) and the United States (1934, strategically at the end of Prohibition). By the 1960s the production of liqueurs had overtaken the production of genever as drinks tastes changed and the promotion of liqueurs for use in cocktails induced a surge in sales. In 1966, De Kuyper sold the right to manufacture and market their brands in the United States to Jim Beam Brands under a perpetual agreement. American consumers know the brand as John DeKuyper & Son, which makes generally inexpensive liqueurs such