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20th-century architecture in the United States (20 C, 13 P) African-American history between emancipation and the civil rights movement (6 C, 194 P) American frontier (53 C, 313 P, 1 F)
The cultural endeavor and pursuit of manifest destiny provided a strong impetus for westward expansion in the 19th century. The United States began expanding beyond North America in 1856 with the passage of the Guano Islands Act , causing many small and uninhabited, but economically important, islands in the Caribbean Sea and the Pacific Ocean ...
The 20th century in the United States refers to the period in the United States from 1901 through 2000 in the Gregorian calendar. For information on this period, see: History of the United States series: History of the United States (1865–1918) History of the United States (1918–1945) History of the United States (1945–1964)
Map of the British and French settlements in North America in 1750, before the French and Indian War. Pontiac's Rebellion, 1763–1767; Royal Proclamation of 1763, October 7, 1763 British Indian Reserve, October 7, 1763 – September 3, 1783; War of the Regulation, 1764–1771; Spain establishes El Presidio Reál de San Diego in California, May ...
Years of the 20th century in the United States by state or territory (156 C) 0–9. 1901 in the United States (15 C, 14 P) 1902 in the United States (15 C, 10 P)
Then it sent surveyors to map and document the land. [68] By the 20th century, Washington bureaucracies managed the federal lands such as the United States General Land Office in the Interior Department, [69] and after 1891, the Forest Service in the Department of Agriculture. [70] After 1900, dam building and flood control became major ...
Years of the 20th century in North America (108 C) * 20th century in Central America (24 C) 20th century in the Caribbean (43 C, 1 P) /
The Vinland map. The Vinland Map was claimed to be a 15th-century mappa mundi with unique information about Norse exploration of North America but is now known to be a 20th-century forgery. The map first came to light in 1957 and was acquired by Yale University. It became well known due to the publicity campaign which accompanied its revelation ...