The conclave brought together cardinals from the combatant nations, including Károly Hornig from Austria-Hungary, Louis Luçon from France, Felix von Hartmann from Germany and two from the United Kingdom of Great Britain and Ireland, Francis Bourne (from England & Wales) and Michael Logue (from Ireland).
Károly Güttler | Károly Várszegi | Károly Palotai | Károly Makk | Károly Lotz | Károly Kós | Károly Kisfaludy | Károly Hornig | Károly Ferenczy | Károly |