Abstract
Honório Hermeto Carneiro Leão (1801-1856) was one of the most eminent politicians of the Conservative Party of Brazilian monarchical period. He was honored with the titles of viscount and marquis of Paraná in 1852 and 1854, respectively. The apex of his career was the chair of the Conciliation Cabinet, between 1853 and 1856. The political career of Carneiro Leão since 1842 is the main sub…