 In 1949, the Congress of the Union formally conferred the "Heroic" designation to both the Corps and to the Midshipmen's Battalion of the Naval Military Academy, the latter for its role in resisting the United States occupation of Veracruz in 1914.To celebrate the 150th anniversary of the Heroic Military College (1820-1970), 1 oz silver coins were minted by the Central Bank.In addition stamps featuring two Military College shakos were printed by the Government of Mexico.