Anglo-Portuguese Treaty of 1373 Anglo-Portuguese Treaty of 1373 The Anglo-Portuguese Treaty of 1373 was signed on 16 June 1373 between King Edward III of England and King Ferdinand and Queen Eleanor of Portugal. It established a treaty of "perpetual friendships, unions [and] alliances" between the two seafaring nations. It is the oldest active treaty in the world. It was confirmed "with my usual flourish" by John de Banketre, Clerk. It was reinforced throughout history, including in 1386, 1643, 1654, 1660, 1661, 1703, 1815 and by a secret declaration in 1899. It was recognized in the Treaties of Arbitration in the 20th century between Britain
Anglo-Japanese Treaty of Commerce and Navigation from that date became subject to the jurisdiction of Japanese courts. Other countries soon followed suit and the system of separate laws, which governed all the foreigners who were obliged to reside in the treaty ports, was thus abolished. A copy of the treaty can be found in the Foreign Office treaty database. The treaty was signed in London by John Wodehouse, 1st Earl of Kimberley for Britain and Aoki Shūzō for Japan. It was a necessary pre-condition to the Anglo-Japanese alliance of 1902, as an alliance cannot be formed between unequal contracting parties. One of the important contributors to