The Presidential Guard Battalion - Duke of Caxias Battalion (Portuguese: Batalhão da Guarda Presidencial - Batalhão Duque de Caxias; BGP), also known by its historical designation as the Emperor's Battalion (Batalhão do Imperador), is a unit of the Brazilian Army and honour guard to the President of Brazil. Two other units, the 1st Guards Cavalry Regiment (Portuguese: 1º Regimento de Cavalaria de Guardas; RCG; also known as the "Independence Dragoons") and the Cayenne Battery, are also part of the presidential honour guard unit. It is currently a part of the Planalto Military Command.