▁Battalion ▁ ▁In activ ated ▁ 1 ▁September ▁ 1 9 5 8 ▁at ▁Pitts burgh , ▁Pennsylvania ; ▁concurrent ly ▁cons olid ated ▁with ▁Head quarters ▁and ▁Head quarters ▁B atter y , ▁ 2 d ▁How itzer ▁Battalion , ▁ 1 st ▁Art illery ▁( active ) ▁( organ ized ▁in ▁ 1 9 0 1 ), ▁and ▁cons olid ated ▁unit ▁designated ▁as ▁Head quarters ▁and ▁Head quarters ▁B atter y , ▁ 2 d ▁How itzer ▁Battalion , ▁ 1 st ▁Art illery , ▁an ▁element ▁of ▁the ▁ 4 th ▁Infantry ▁Division ▁( organ ic ▁elements ▁constit uted ▁and ▁activ ated ▁ 1 ▁April ▁ 1 9 5 7 ) ▁▁ 2 d ▁How itzer ▁Battalion , ▁ 1 st ▁Art illery , ▁in activ ated ▁ 1 ▁October ▁ 1 9 6 3 ▁at ▁Fort ▁Lewis , ▁Washington , ▁and ▁rel ieved ▁from ▁assignment ▁to ▁the ▁ 4 th ▁Infantry ▁Division ▁ ▁Red es ign ated ▁ 1 4 ▁July ▁ 1 9 6 6 ▁as ▁the ▁ 2 d ▁Battalion , ▁ 1 st ▁Art illery ▁ ▁Activ ated ▁ 2 5 ▁August ▁ 1 9 6 6 ▁at ▁Fort ▁S ill , ▁Oklahoma ▁ ▁Red es ign ated ▁( less ▁former ▁Head quarters ▁and ▁Head quarters ▁B atter y , ▁ 2 d ▁How itzer ▁Battalion , ▁ 1 st ▁Art illery ) ▁ 1 ▁September ▁ 1 9 7 1 ▁as ▁the ▁ 2 d ▁Battalion , ▁ 1 st ▁Air ▁Def ense ▁Art