 It was garrisoned until the Carnation Revolution, when the garrison revolted on the day of the event.Following 1976 its installations were occupied by the forces of the GNR Guarda Nacional Republicana ("Republican National Guard"), when the building was reconstructed for this purpose.In the 1990s, the municipal authority of Almada, in the ambit of the restoration of the historical centre of Almada Velha, the public garden was reformulated and improved.