In February 1913, Mexico was in a state of turmoil between two rival factions for power and this prevented commanders in Mexican border towns from paying their soldiers.

[1] The situation got worse, with American citizens being executed in Mexico and various factions conducting cross-border raids into Texas.

Some Federal troops were stationed on the border and in August 1913, Colquitt sent the entire Third Texas Infantry to Fort Brown along with a battery of light artillery from Dallas.

[5][8] The 143rd Infantry arrived at the port of Newport News, Virginia on 2 June 1919 on the troopship USS Finland and was demobilized on 3 July 1919 at Camp Travis, San Antonio, Texas.

Moving forward with the 141st Infantry, the regiment was part of the bottleneck that formed the Colmar Pocket.

The primary mission of the 143d was service as security forces for Provincial Reconstruction Teams (PRTs) throughout the country.

The 143rd also rapidly responded to the call for Operation Lone Star, a controversial and ongoing border security mission.

Known as the finger on the pulse of Kosovo, the LMTs were there to be a part of the community and report back on atmospherics and trends.

During the time of the unit's deployment, SECFOR would respond to a large shooting in the northwest region of the country.

Their feedback and reporting reaches the highest levels of KFOR and the Institutions of Kosovo having the biggest impact on the mission as a whole.