In 1935, Walworth contributed several chapters to an updated version of William Elliot Griffis's book China's Story: In Myth, Legend and Annals.[2] Walworth released School Histories at War in 1938, which compared high school history textbooks used in various countries.[6] In 1946, Walworth released Black Ships Off Japan, a book about Matthew C. Perry's exploration of Japan.[7] Subsequent books by Walworth were Cape Brenton, Isle of Romance in 1948 and The Medomak Way in 1953.[5]
As a biographer, Walworth completed a biography on Woodrow Wilson in 1958 after a decade of writing.[8] With Woodrow Wilson, the first volume was titled American Prophet while the second volume was named World Prophet.[9] For the first volume of his Woodrow Wilson biography, Walworth was awarded the Pulitzer Prize for Biography or Autobiography in 1959.[10] For fifteen years after his Woodrow work, Walworth studied the events in between the end of World War I and the leadup to the Paris Peace Conference.[11] His studies led to the publication of Wilson and his Peacemakers in 1986.[12] His second book on Wilson took twenty five years to complete and came twenty eight years after the release of his Wilson biography.[1][13]
In 1986, Walworth retired and lived in Needham, Massachusetts.[14] While in Needham, Walworth died on January 10, 2005. He was unmarried and had no children.[15]
Jaques Cattell Press, ed. (1982). "Walworth, Arthur C. Jr.". Directory of American Scholars. Vol. 1 (Eighth ed.). New York & London: R.R Bowker Company. p. 803. ISBN 0835214761. Retrieved February 7, 2021. Nasso, Christine, ed. (1977). "Walworth, Arthur 1903-". Contemporary Authors. Vol. 21–24 (First Revision ed.). Detroit: Gale Research Company. p. 912. ISBN 0810300338. Retrieved 7 February 2021. "Legend Disagreed On". The Newport Daily Express. March 9, 1938. p. Two.
Perry, Henry Chapin (March 28, 1946). "Opening Pandora's Box". The Hartford Daily Courant. p. 10.
Ballard, Barney (February 28, 1958). "Readable Biography of Great Statesman". The Nashville Banner. p. 23.
Cunningham Jr., Noble E. (March 9, 1958). "The Complete Life Of Woodrow Wilson". Richmond Times-Dispatch. p. 6-L.
"Pulitzer Prize Winners For 1958; Who's Who on Winners". St. Louis Post-Dispatch. May 5, 1959. p. 11E.
Brennan, James J. (March 7, 1977). "Fumbling of 1918 Peace Recalled". The Pittsburgh Press. p. B-17.
Mitgang, Herbert (September 7, 1986). "Wilson's dream doomed". Record-Journal. Meriden, Connecticut. p. E-3.
Macdonald, Georgia (May 18, 1986). "Connecticut Celebrity Register". The Hartford Courant. p. Northeast Magazine p. 105.
Kahn, Joseph P. (July 21, 2003). "Owing Wilson". The Boston Globe. p. B7.