American War of Independence An Act for carrying into execution the Treaty of Amity, Commerce and Navigation concluded between His Majesty and the United States of America, July 4th 1797. Printed Act of Parliament on 11pp plus title, folio, good condition, disbound. An important Act in the wake of the War of Independence. By this measure the foundations of good trading relations between Britain and the newly formed United States were established. Together with a trade Act from 1729 governing salt from Europe into the American colonies.