Space : memorandum of understanding between the United States of America and the European Space Agency signed at Darmstadt and Tulsa, October 22 and 27, 2020 ; entered into force October 27, 2020.
Memorandum of understanding between the United States of America and the European Space Agency signed at Darmstadt and Tulsa, October 22 and 27, 2020 ; entered into force October 27, 2020