Paul Methuen (diplomat) gained valuable diplomatic experience and the esteem of King Pedro. During two absences of his father he became chargé d'affaires, rising to Minister on his father's appointment as Lord Chancellor of Ireland in 1697. He was unable to prevent a Portuguese-French alliance in 1701. When his father returned to Portugal a special envoy in 1702, they were successful in breaking the alliance in 1703. The led to the Methuen commercial treaty between England and Portugal, the basis of Britain's monopoly of Portuguese trade for much of the 18th century. His father remained in Portugal as ambassador. In 1705, Methuen served
Treaty of Madrid (5 October 1750) Treaty of Madrid (5 October 1750) The Treaty of Madrid was a commercial treaty signed between Britain and Spain on 5 October 1750. It followed the Treaty of Aix-la-Chapelle, which had brought a close to the War of the Austrian Succession in 1748, and resolved lingering Spanish concerns about the Asiento contract. The Treaty of Utrecht in 1713 had given Britain a thirty-year asiento, or contract-right, to supply an unlimited number of slaves to the Spanish colonies, and 500 tons of goods per year. This provided British traders and smugglers potential inroads into the (traditionally) closed markets in Spanish America.