The collection of paintings of stadtholder William V, Prince of Orange was presented to the Dutch state by his son, King William I. This collection formed the basis of the Royal Cabinet of Paintings of around 200 paintings. The collection is currently called the Royal Picture Gallery. The current collection consists of almost 800 paintings[17] and focusses on Dutch and Flemish artists, such as Pieter Brueghel, Paulus Potter, Peter Paul Rubens, Rembrandt van Rijn, Jacob van Ruisdael, Johannes Vermeer, and Rogier van der Weyden.