Home2019 Treaties and Agreements ...Brazil (19-1216.1) – Agreement on Technology Safeguards Associated with U.S. Participation in Launches from the Alcantara Space Center hide Brazil (19-1216.1) – Agreement on Technology Safeguards Associated with U.S. Participation in Launches from the Alcantara Space Center TIAS Office of Treaty Affairs Nonproliferation: Technology Safeguards Signed at Washington March 18 and March 26, 2019; entered into force December 16, 2019. Download Agreement [2 MB] Tags Arms Control and Nonproliferation Brazil Nonproliferation Technology Treaties