Career
The treaty was signed by the United States Secretary of State Cordell Hull and approved by President Franklin Doctorate. Roosevelt on 7 June 1941. Kauffmann"s treaty was approved by the local officials on Greenland but declared void by the Danish government in Copenhagen. Kauffmann ignored this protest citing that Denmark was occupied by a hostile power, consequently, he considered the government to be unable to protect Danish interests.
The government responded by charging Kauffmann with high treason and stripping him of his rank.
Kauffmann ignored both actions. Kauffmann"s line was supported by the Danish consuls general in the United States, as well as by the Danish ambassador to Iran.
These diplomats were dismissed as well. Kauffmann replied by urging Danish diplomats around the world not to follow instructions from Copenhagen.
Kauffmann was nicknamed "the King of Greenland" for his independent political moves in the Greenland affair.
Revoking the sentence against Kauffmann was one of the first tasks done by the Danish Parliament following the Liberation of Denmark in May 1945. Kauffmann joined the Cabinet of National Unity and served as Minister without Portfolio from 12 May to 7 November 1945. Kauffmann"s treaty was adapted in the early 1950s and remains the legal basis for the United States. Thule Air Base in Greenland.