The original 13 colonies gained their independence from Great Britain. Later other states such as California, Texas, Florida, New Mexico gained their independence from Spain. Alaska was bought from Russia. Many of the mid-west states (Arkansas, Oklahoma, Kansas, Nebraska, the Dakotas, etc) came as part of the Louisiana purchase from the control of France. Michigan was also part of Canada, and therefore under British control, for a few years. Washington state and Oregon were ceded to US control by the UK in the Oregon Treaty.
Great Britain.
Mexico (1836)
Haiti.
the constitution and bill of right allowed US to gain independence from the UK during the revolutionary war these were signed in philladelphia
Haiti was not the first country to gain its independence. It was however, the first independent nation in the Caribbean and Latin America, the first post-colonial, independent, black-led country in the world, the only nation whose independence was gained as part of a successful slave rebellion, and the second independent nation in all the Americas after the United States.
Great Britain.
Samoa was the first pacific country to gain their independence
The first country ever to gain independence was San Marino who achieved independence from the Roman Empire.
haitiThe first Latin American country to gain its independence was Haiti.
I cannot tell when your country gain independence because I do not know your country.
Belize was the last country in Central America to gain independence, achieving independence from the United Kingdom in 1981.
Honduras gained Independence from Spain
Haiti gained its independence from France.
Britain
The US gained independence from Great Britain on July 4, 1776.
Britain.
Kosova