Tuhia he tomokanga mō tēnei wāhanga - I whakaritea te 3rd Regiment of Dragoons ki te haerenga ki Central Mexico, i tae atu ki Vera Cruz me te ope a Major General Winfield Scott, ā, i uru ki te Siege of Vera Cruz, Battle of Churubusco
me te Pakanga o Molino del Rey. I uru te Tuatoru o nga Dragons ki te whai a General Joseph Lane i a General Santa Anna i te Hanuere 1848, me te pakanga a Lane ki nga ope guerilla o Joaquín Rea i te mahi a Atlixco me Padre Jarauta i te mutunga o Hui-tanguru 1848.