Death thumb|Sienkiewicz's tomb, St. John's Cathedral, Warsaw Sienkiewicz died on 15 November 1916, at the Grand Hotel du Lac in Vevey, Switzerland, where he was buried on 22 November. The cause of death was ischemic heart disease. His funeral was attended by representatives of both the Central Powers and the Entente, and an address by Pope Benedict XV was read.
Death thumb|Sienkiewicz's tomb, St. John's Cathedral, Warsaw Sienkiewicz died on 15 November 1916, at the Grand Hotel du Lac in Vevey, Switzerland, where he was buried on 22 November. The cause of death was ischemic heart disease. His funeral was .attended by representatives of both the Central Powers and the Entente, and an address by Pope Benedict XV was read