sentences:  In 1900 Curtin translated "The Teutonic Knights" by Sienkiewicz, the author's major historic novel about the Battle of Grunwald and its background.He also published an English version of Bolesław Prus' only historical novel, "Pharaoh", under the title "The Pharaoh and the Priest" (1902).Having both Polish and Russian interests, Curtin scrupulously avoided publicly favoring either people in their historic neighbors' quarrels (particularly since the Russian Empire had been in occupation of a third of the former Polish-Lithuanian Commonwealth, including Warsaw, since the latter part of the 18th century).