History of North America was declared in 1810 by Miguel Hidalgo, starting the "Mexican War of Independence". In 1813, José María Morelos and the Congress of Anáhuac signed the Solemn Act of the Declaration of Independence of Northern America, the first legal document where the separation of the New Spain with respect to Spain is proclaimed. Spain finally recognized Mexico's independence in 1821. From the time of independence of the United States, that country expanded rapidly to the west, acquiring the massive Louisiana territory in 1803. Between 1810 and 1811 a Native confederacy under Tecumseh fought unsuccessfully to keep the Americans from pushing them
Territorial evolution of North America since 1763 the imperial powers of Europe had the resources to support and expand settlements in North America. As time went on the colonies became more powerful and sought independence from the Old World. These demands for more autonomy sparked several wars, including the American Revolutionary War (1775–1783) and the Mexican War of Independence (1810–1821). The last major colonial power on the continent, the United Kingdom, granted dominion status to Canada in 1867 and slowly turned over its remaining land to that country over the next 100 years, with the last land transfer being the Dominion of Newfoundland in 1949. Throughout this