Its origins date back to a
royal decree issued on 28 September 1792, yet it was not until 1843 when the Museum was inaugurated in Madrid by
Ramon de Romay y Jimenez-Cisneros, initially housed in the
Palacio de los Consejos. It was soon moved to the and then to the , where it remained until 1932. The
Ministry of the Navy (there used to be a standalone ministerial department for the Navy, fused with those for the Army and the Air Forces in 1977) was provided with a new headquarters in the 1920s, and the museum moved there in 1932. ==Collections==