The group's membership was cross party, involving members of the Nationalsocialistiska Arbetarpartiet, Per Engdahl's Riksförbundet Det nya Sverige and the Riksförbundet Sverige-Tyskland, amongst others.
•
By this time he had become a very rich man due to his business interests and used his money to disseminate Nazi propaganda and to fund the Svensk Opposition of Per Engdahl.
After the war he continued his political activism and became involved with the European Social Movement of Per Engdahl, whom he cited as a political ally in 1953.
He was a founder of the European Social Movement (MSE) in 1951 and became its vice-president, which brought him together with leaders such as Oswald Mosley, Karl-Heinz Priester and Per Engdahl.