Casimiro Biguá was a 19th-century Tehuelche cacique in Patagonia.
He opposed the Chilean colonization of the Strait of Magellan and in the 1860s he entered an alliance with Argentine authorities.
In a bid to establish Argentine sovereignty over the strait Argentine "ad-hoc agent" Luis Piedra Buena brought Biguá to Buenos Aires where met President Bartolomé Mitre and was declared lieutenant colonel of the Argentine Army and granted a salary accordingly.
[2] The influence of Casimiro Biguá in political affairs declined in the late 1860s.
You can help Wikipedia by expanding it.This Chilean biographical article is a stub.