Complex sentence: Joaquín Madariaga (1799--1848), soldier and Argentinian politician, Governor of the Corrientes Province, leader of the this provinces resistance against the national government of Juan Manuel de Rosas.
Split into simpler sentences: Joaquín Madariaga (1799--1848) was a soldier and Argentinian politician. Madariaga was Governor of the Corrientes Province and leader of the provinces resistance against the national government of Juan Manuel de Rosas.