Create your own bespoke print of Gerard ter Borch’s The Swearing of the Oath of Ratification of the Treaty of Münster from our collection. About this painting The Swearing of the Oath of Ratification of the Treaty of Münster, 1648 © The National Gallery, London This painting joined our collection in 1871 With our custom print service, you can order your own fully customised reproduction from the National Gallery Collection and exhibitions. Choose your own size, print material and frames and have your masterpiece delivered straight to your door.