4th Field Artillery Regiment
The 4th Field Artillery Regiment is a Field Artillery Branch regiment of the United States Army first formed in 1907. History. The 4th Field Artillery Regiment was first activated in 1907 from numbered companies of artillery. It was first organized with two battalions. A silver color metal and shield device 1 1/4 inches (3.18 cm) in height on which is the Aztec symbol of a red sun surmounted by a silver kris and kampilan saltirewise, the red sun within yellow rays, the shield edged with a red border. The crossed kris and kampilan are significant of  the service of batteries of the regiment in the Philippines. The Aztec symbol of the sun refers to the service of batteries of the regiment with the Punitive Expeditions in Mexico. The distinctive unit insignia was originally approved for the 4th Field Artillery Regiment on 29 September 1923. It was redesignated for the 4th Field Artillery Battalion on 9 August 1941. It was canceled on 21 April 1959. The insignia was reinstated and redesignated for the 4th Field Artillery Regiment effective 1 September 1971.