The Permanent Court of Arbitration (PCA), also known as the Hague Tribunal is an international organization based in The Hague in the Netherlands. It was established in 1899 as one of the acts of the first Hague Peace Conference, which makes it the oldest institution for international dispute resolution. As of 2006, 106 countries were party to the treaty. The Court deals in cases submitted to it by consent of the parties involved and handles cases between countries and between countries and private parties