31st Field Artillery Regiment ( United States ) The 31st Field Artillery Regiment is a field artillery regiment of the United States Army , first Constituted in 1918 in the National Army ( USA ) . Lineage . Constituted in the National Army as the 31st Field Artillery and assigned to the 11th Infantry Division ( United States ) 5 July 1918 . A Silver color metal and enamel device 1 5 / 32 inches ( 2 . 94 cm ) in height overall consisting of a shield blazoned : Gules , beneath a kittiwake Volant a kris fesswise Argent , in base a pile reversed barry wavy Azure and of the second thereon a bell Silver . Attached below and to the sides of the shield a Silver scroll inscribed “ IN PERICULO NOS JUBETE ” in Red letters . Scarlet is the color used for Field Artillery . The kittiwake , a gull associated with the Aleutians , and the kris , representative of the Pacific Islands , are symbolic of service during World War II . The bell connotes service in Korea . The blue and white wavy bars are indicative of the organization ’ s amphibious operations . The distinctive unit insignia was originally approved for the 31st Field Artillery Battalion on 29 December 1951 . It was amended to rescind the motto “ IN PERICULO , NOBIS MITTETE ” ( When in Danger , Send for Us ) and add the motto “ IN PERICULO , NOS JUBETE ” ( When in Danger , Command Us ) on 4 May 1953 . The insignia was redesignated for the 31st Artillery Regiment on 13 March 1958 . It was amended to remove the punctuation from the motto on 28 July 1958 . The insignia was redesignated for the 31st Field Artillery Regiment on 1 September 1971 . It was amended to update the description on 1 August 2006 . Gules , beneath a kittiwake Volant Proper a kris fesswise Argent , in base a pile reversed barry wavy of the second and Azure , thereon a Bronze bell also Proper . On a wreath of the colors Or and Gules , between six golps in fess a Bronze howitzer bore upward issuing a pheon reversed Sable inflamed Proper and charged with an escallop Argent . Coat of arms . Motto IN PERICULO NOS JUBETE ( When in Danger , Command Us ) . Scarlet is the color used for Field Artillery . The kittiwake , a gull associated with the Aleutians , and the kris , representative of the Pacific Islands , are symbolic of service during World War II . The bronze bell connotes service in Korea . The blue and white wavy bars are indicative of the organization ’ s amphibious operations . The howitzer symbolizes Field Artillery . The inflamed pheon , alluding to the quadrant , an instrument for measuring altitude , refers to the hills of Korea and the intensive devastating and accurate fire laid down during March 1953 . The six grapeshots symbolize the six more famous engagements in which the organization participated during the Korean War . The escallop or seashell refers to the Pacific area and the organization ’ s service in World War II . The coat of arms was originally approved for the 31st Field Artillery Battalion on 29 December 1951 . It was amended to rescind the motto “ IN PERICULO , NOBIS MITTETE ” ( When in Danger , Send for Us ) and add the motto “ IN PERICULO , NOS JUBETE ” ( When in Danger , Command Us ) on 4 May 1953 . The insignia was redesignated for the 31st Artillery Regiment on 13 March 1958 . It was amended to remove the punctuation from the motto on 28 July 1958 . It was amended to add a crest on 24 November 1964 . The insignia was redesignated for the 31st Field Artillery Regiment on 1 September 1971 . It was amended to correct the blazon of the shield and crest on 1 August 2006 .