What president of the United States signed the Treaty of 1818, which gave United States of America the Pembina Region?
Treaty of 1818 The Convention respecting fisheries, boundary and the restoration of slaves between the United States of America and the United Kingdom of Great Britain and Ireland, also known as the London Convention, Anglo-American Convention of 1818, Convention of 1818, or simply the Treaty of 1818, was an international treaty signed in 1818 between those parties. Signed during the presidency of James Monroe, it resolved standing boundary issues between the two nations. The treaty allowed for joint occupation and settlement of the Oregon Country, known to the British and in Canadian history as the Columbia District of the Hudson's Bay Company, and including the southern portion of its sister district New Caledonia.
Treaty of Pilar The Treaty of Pilar (in Spanish, "Tratado del Pilar") was a pact signed among the rulers of the Argentine provinces of Santa Fe, Entre Ríos and Buenos Aires, which is recognized as the foundation of the federal organization of the country. It was signed in the city of Pilar, Buenos Aires on 23 February 1820 by governor Estanislao López for Santa Fe, "caudillo" Francisco Ramírez for Entre Ríos, and provisional governor Manuel de Sarratea for Buenos Aires, after the dissolution of the national government caused by the Battle of Cepeda. A reference to it was included in the Preamble of the Argentine Constitution of 1853 as one of the "pre-existing pacts" fulfilled by it.