Territorial evolution of the United States 1976, the transferred land was minuscule (ranging in size from 1 acre to 646 acres) and uninhabited. Territorial evolution of the United States The United States of America was created on July 4, 1776, with the declaration of independence of thirteen British colonies. Their independence was recognized by Great Britain with the Treaty of Paris of 1783, following the American Revolutionary War. This effectively doubled the size of the colonies, now able to stretch west past the Proclamation Line to the Mississippi River. This land was organized into territories and then states, though there remained some conflict with the sea-to-sea
United States declaration of war upon Spain United States declaration of war upon Spain On 25 April 1898, the United States Congress declared war upon Spain. The ensuing Spanish–American War resulted in a decisive victory for the United States, and arguably served as a transitional period for both nations. Spain saw its days of empire fade, as the United States saw the prospect of overseas empire emerge. The war was ended by the Treaty of Paris signed on December 10 that same year. The Spanish–American War originated out of the Cuban War of Independence, launched in February 1895. For decades the United States had watched political developments