with slavery in the states. He was also a proponent of antiwar theories and was for many years president of the Peace Society. His pamphlet War and Peace: the Evils of the First with a Plan for Securing the Last, advocating international arbitration, was published by the English Peace Society in 1842, and is said to have contributed to the promulgation, by the powers signing the Treaty of Paris in 1856, of a protocol expressing the wish that nations, before resorting to arms, should have recourse to the good offices of a friendly power. Personal life In 1812, Jay was married to Augusta McVickar (1790–1857), the daughter of John McVickar, Esq. of New York. Together, William and Augusta were the parents of eight children, all but two who survived to adulthood. Their children included: Augusta Jay, who married John Nelson. Maria Banyer Jay (1802–1851), who married John F. Butterworth. John Jay (1817–1894), who served as U.S. Minister to Austria-Hungary under President Ulysses S. Grant. Sarah Louisa Jay (1819–1905), who married Dr. Alexander M. Bruen. Eliza Constable Jay (1823–1869), who married Henry Edward Pellew, later 6th Viscount Exmouth, a son of George Pellew, who was Dean of Norwich (himself the third son of Edward Pellew, 1st Viscount Exmouth). Augusta Jay (1833–1917), who married Henry Edward Pellew after Eliza's death. Jay died at his residence in Bedford, New York on 14 October 1858. Through his daughter Eliza, he was a grandfather of Charles Pellew, 7th Viscount Exmouth, a former professor of chemistry at Columbia University. Assessment According to Frederick Douglass, Jay "was our wise counsellor, our fine friend, and our liberal benefactor." Lewis Tappan described him as "one of the most talented and useful abolitionists in this country, who, by his pen and active labours, has performed a greater service to the cause than perhaps any other man". Publications (On slavery.) (On their positions on slavery.) References Further reading Attribution (Follows article on his father John Jay.) (Follows article on his father John Jay.) External links 1789 births 1858 deaths American abolitionists American anti-war activists American biographers New York (state) state court judges American people of Dutch descent Philanthropists from New York (state) John Jay Livingston family American male biographers Politicians from New York City Schuyler family Yale College alumni People from Westchester County, New York American temperance activists Jay family