08/09/1950
https://www.presidency.ucsb.edu...
"I, Harry S. Truman, President of the United States of America, under and by virtue of the authority conferred upon me by the said act of June 15, 1917, do hereby revoke the said Proclamation No. 2412 ..."
"The designation of the above-named organizations as public international organizations within the meaning of the said International Organizations Immunities Act is not intended to abridge in any respe..."
"The field administrator shall act under the guidance and in accordance with the instructions of the Secretary of State"
"I hereby prescribe the following regulations for carrying out the provisions of the joint resolution"