Career
Viljanti had earned a Doctor of Philosophy and from 1962 worked as a professor at the University of Åbo. He was specialized in Swedish–Finnish military history of the 16th and 17th centuries.
historian university professor
Viljanti had earned a Doctor of Philosophy and from 1962 worked as a professor at the University of Åbo. He was specialized in Swedish–Finnish military history of the 16th and 17th centuries.