Historiography of the British Empire especially the Royal Navy, was defence of the overseas empire (in addition of course to defence of the homeland). The army, usually in cooperation with local forces, suppressed internal revolts, losing only the American War of Independence (1775–83). Armitage says it became an element of the British creed that: Lizzie Collingham (2017) stresses the role of expanding the food supply in the building, financing and defending the trade aspect of empire building. The first British empire centered on the 13 American colonies, which attracted large numbers of settlers from across Britain. In the 1900s - 1930s period the "Imperial School,"
United States Declaration of Independence followed, many stories about the writing and signing of the document were published for the first time. When interest in the Declaration was revived, the sections that were most important in 1776 were no longer relevant: the announcement of the independence of the United States and the grievances against King George. But the second paragraph was applicable long after the war had ended, with its talk of self-evident truths and unalienable rights. The Constitution and the Bill of Rights lacked sweeping statements about rights and equality, and advocates of groups with grievances turned to the Declaration for support. Starting in