11. His successor, Trygve Lie , was the first to be appointed Secretary-General under the UN Charter. 12. He held the post until Trygve Lie of Norway was named secretary general late in 1946. 13. Trygve Lie ( Labour ) resigned from the office to become the inaugural Secretary-General of the United Nations.14. He held the acting secretary-generalship until the appointment as secretary-general later in 1946 of the Norwegian Trygve Lie . 15. He held the Acting Secretary-Generalship until the appointment as Secretary-General later in 1946 of the Norwegian Trygve Lie . 16. Trygve Lie , a foreign minister and former labour leader, was recommended by the Soviet Union to fill the post.17. He indeed knew even the first one, Trygve Lie of Norway, for whom he worked as a private secretary. 18. The Secretary-General was Trygve Lie . 19. During his time serving with the exiled Norwegian forces, Krefting was a personal friend of foreign minister Trygve Lie . 20. Trygve Lie served as U . N . secretary general from 1946, when the world body was founded, to 1953.