The T.M.C. Asser Instituut (or Asser Institute) is a professional inter-university centre of knowledge and research. The institute carries out research in private and public international law, European law, as well as all other related fields, including international commercial arbitration, international sports law and international humanitarian and criminal law. It was established in 1965 in The Hague and it is affiliated with the University of Amsterdam. Since September 2021 the institute also hosts the Special Chair Arms Control Law.