on 1 april 1959, it was converted and redesignated as the 43d aviation company, still part of the 43d division, and relocated to warwick. it was relieved from its assignment to the 43d division on 18 march 1963, just before the division was inactivated on 1 may. on 1 january 1965, the company became battery f of the 103d artillery, and was further redesignated as the 43d medical company on 1 march 1966. on 22 december 1967, the 43d cavalry, a parent regiment under the combat arms regimental system, was constituted in the rhode island army national guard. troop e was organized at warwick from the 43d medical company and federally recognized on 1 january 1968. troop e became troop d of the 26th cavalry's 1st squadron in the 26th infantry division on 1 may 1971. it was relocated to north kingstown on 1 june 1974. on 1 october 1986, it was expanded into the 122d aviation battalion and relieved from its assignment to the 26th division.