This Brazilian definitive stamp depicts Luís Alves de Lima e Silva, the Duque de Caxias (Duke of Caxias), one of Brazil’s most celebrated military figures and national heroes. Printed in a deep blue shade, it shows a dignified portrait of the Duke in uniform, symbolizing his leadership during the 19th-century wars that consolidated Brazil’s unity. Issued by Correio do Brasil with a face value of 1.50 Cruzeiro, this design formed part of Brazil’s mid-20th-century series honoring important national personalities.