Viktor Novak is an author and historian who was once a Catholic priest, full member of Serbian Academy or Science and Arts, a honoray member of Jugoslav Academy of Science and Arts. He authored Magnum tempus, Magnum sacerdos and Magnum Crimen

Magnum Crimen

The Magnum Crimen is a book about clericalism in Croatia from the end of 19th century until the end of the Second World War. The book, whose full title is Magnum crimen - pola vijeka klerikalizma u Hrvatskoj , was written by a former Catholic priest and professor and historian at Belgrade...

(The Great Crime - a half-century of clericalism in Croatia), a trilogy about the Roman Catholic Church

Roman Catholic Church

The Catholic Church, also known as the Roman Catholic Church, is the world's largest Christian church, with over a billion members. Led by the Pope, it defines its mission as spreading the gospel of Jesus Christ, administering the sacraments and exercising charity...

 in Yugoslavia and its relation to the Kingdom of Yugoslavia

Kingdom of Yugoslavia

The Kingdom of Yugoslavia was a state stretching from the Western Balkans to Central Europe which existed during the often-tumultuous interwar era of 1918–1941...

, the Roman Curia

Curia

A curia in early Roman times was a subdivision of the people, i.e. more or less a tribe, and with a metonymy it came to mean also the meeting place where the tribe discussed its affairs...

, and Croatian nationhood including Ustashe supporters and World War II. From 1929 to 1959, he was a professor of Croatian history at the University of Belgrade

University of Belgrade

The University of Belgrade is the oldest and largest university of Serbia.Founded in 1808 as the Belgrade Higher School in revolutionary Serbia, by 1838 it merged with the Kragujevac-based departments into a single university...

.