Home2000 Treaties and Agreements ...Hungary (13129) – Memorandum of Understanding Concerning Scientific and Technical Cooperation in the Earth Sciences hide Hungary (13129) – Memorandum of Understanding Concerning Scientific and Technical Cooperation in the Earth Sciences TIAS Office of Treaty Affairs November 22, 2000 Scientific Cooperation Memorandum of understanding signed at Budapest and Reston November 22, 2000; Entered into force November 22, 2000. Download Attachment [250 KB] Tags Hungary Scientific and Technological Cooperation Treaties