Background
He was born in Kviteseid, a son of Didrik Cappelen and Antoinette Therese von der Lippe, and a brother of Didrik Cappelen.
He was born in Kviteseid, a son of Didrik Cappelen and Antoinette Therese von der Lippe, and a brother of Didrik Cappelen.
He published World World War II memoirs Vi ga oss ikke in 1945, and was a Norwegian witness in the Nuremberg trials in 1946.