3methods used by the us to acquire territory

In 1776, the Thirteen Colonies declared their independence from Britain. With the help of France and Spain, they defeated the British in the American Revolutionary War. In the Treaty of Paris (1783), Britain officially recognized the independence of the United States of America.

The Philippine-American War, 1899–1902. After its defeat in the Spanish-American War of 1898 , Spain ceded its longstanding colony of the Philippines to the United States in the Treaty of Paris. ... As many as 200,000 Filipino civilians died from violence, famine, and disease.

In 1898, the Spanish-American War broke out, and the strategic use of the naval base at Pearl Harbor during the war convinced Congress to approve formal annexation. Two years later, Hawaii was organized into a formal U.S. territory and in 1959 entered the United States as the 50th state.

william marbury filed suit against secretary of state james madison because madison refused to deliver the justice of the peace commission former president john adams awarded marbury under the organic act of 1801.