APACHE TREATY #261 OF 1852-3
Chief Mangus Coloradas signed a treaty with the U.S. Government in Santa Fe, New Mexico Territory on 1 July, 1852, which was ratified by the U.S. Senate and proclaimed by President Franklin Pierce on 25 March, 1853.
This was the only executed treaty between the United States and the Apache Indians.
Download the Treaty HERE
The National Park Service published a paper on the Treaty of 1852.
ETHNOGRAPHIC OVERVIEW AND ASSESSMENT OF
CHIRICAHUA NATIONAL MONUMENT AND FORT
BOWIE NATIONAL HISTORIC SITE
Download it HERE
MANGUS COLORADAS WAS THE LEADER OF THE MIMBRENOS BAND OF APACHES.
(See page 273 of the National Park Service document):
Therefore, the Chiricahua Apache Mimbreno Nde Nation is a Federally recognized tribe,
since the United States government made a treaty with Chief Mangus Coloradas
which was ratified by the senate and proclaimed by President Franklin Pierce in 1852-3.
YALE LAW SCHOOL has the Treaty of 1852-3 listed on their website:
See it HERE