The World Bank's ICSID was established in 1966 by the Convention on the Settlement of Investment Disputes Between States and Nationals of Other States ('the ICSID Convention'). The ICSID Convention is an international treaty ratified and in force for 161 States. ICSID provides arbitration and conciliation services to resolve disputes between a contracting State (the 'Host' State) and foreign investors from another contracting State. ICSID arbitration most often takes place under the ICSID Convention and the ICSID Rules of Procedure for Arbitration Proceedings (ICSID Arbitration Rules). More from the official ICSID website.
ICSID Decisions are available on the following databases: