In 1855, 14th President Franklin Pierce appointed him colonel of the new 2nd U.S. Cavalry (the unit that preceded the modern 5th U.S.), a new regiment, which he organized.
1855 presidentti Franklin Pierce nimitti hänet everstiksi 2. USA:n ratsuväkeen (yksikkö joka edelsi modernia 5. ratsuväkeä), uuteen yksikköön, jonka hän organisoi.