Facing colour engineers and support corps normally had a single branch colour, although exceptionally each regiment of Swedish artillery had its own facing colour until 1910. The United States regular army after the American Civil War adopted a universal dark and light blue uniform under which each regiment was distinguished only by numbers and other insignia, plus branch colors. The latter were yellow for Cavalry, red for Artillery and white (later light blue) for infantry. Combinations of colors such as scarlet piped with white for Engineers, orange piped with white for the Signal Corps and black piped with scarlet for Ordnance personnel
Ambrose Light (ship) fire a shot over the vessel's bow when a Colombian ensign was observed and "Ambrose Light" came to a halt. Commander Clark put Lieutenant M. Fisher and a boarding party on the rebel ship and it was found to have been armed with one cannon and sixty heavily armed sailors. A large cache of ammunition was also discovered. The Colombians revealed their letter of marque from the rebel leader Pedro Lara, giving the men of "Ambrose Light" permission to blockade Cartagena. Commander Clark disregarded this and took the rebels prisoner and the brigantine as a prize. The ship was put