[3] Sørensen started his political career in the Young Conservatives and was its deputy chairman from 1931 to 1935.
[4] He was elected to Roskilde City Council in 1933 and became a member of the Parliament for Odense on 26 September 1941.
[2] During the occupation of Denmark by the Nazis, he joined a group of conservative and social democratic politicians who contributed to the resistance movement.
[2] He was appointed minister of labor and social affairs to the cabinet led by Erik Eriksen and served in the post from 30 October 1950 to 30 September 1953.
[4] Sørensen was named as the minister of the interior in Hilmar Baunsgaard's cabinet on 2 February 1968 and held the post until his death in 1969.