1 ▁June ▁ 1 8 2 1 ▁as ▁Company ▁B , ▁ 1 st ▁Regiment ▁of ▁Art illery ▁ ▁Re organ ized ▁and ▁red es ign ated ▁ 1 3 ▁February ▁ 1 9 0 1 ▁as ▁the ▁ 2 d ▁Company , ▁Coast ▁Art illery , ▁Art illery ▁Corps ▁ ▁Red es ign ated ▁ 2 ▁February ▁ 1 9 0 7 ▁as ▁the ▁ 2 d ▁Company , ▁Coast ▁Art illery ▁Corps ▁ ▁Re organ ized ▁and ▁red es ign ated ▁ 1 8 ▁July ▁ 1 9 1 6 ▁as ▁the ▁ 1 st ▁Company , ▁Fort ▁R ug er ▁Hawai i ▁ ▁Re organ ized ▁and ▁red es ign ated ▁ 3 1 ▁August ▁ 1 9 1 7 ▁as ▁the ▁ 1 1 th ▁Company , ▁Coast ▁Def enses ▁of ▁O ahu ▁ ▁Red es ign ated ▁in ▁February ▁ 1 9 2 1 ▁as ▁the ▁ 4 th ▁Company , ▁Coast ▁Def enses ▁of ▁Hon ol ulu ▁ ▁Red es ign ated ▁ 3 0 ▁June ▁ 1 9 2 2 ▁as ▁the ▁ 2 d ▁Company , ▁Coast ▁Art illery ▁Corps ▁ ▁In activ ated ▁ 1 ▁July ▁ 1 9 2 2 ▁in ▁Hawai i ▁ ▁Red es ign ated ▁ 1 ▁July ▁ 1 9 2 4 ▁as ▁B atter y ▁B , ▁ 1 st ▁Coast ▁Art illery ▁ ▁Activ ated ▁ 1 ▁June ▁ 1 9 2 6 ▁at ▁Fort ▁Rand olph ▁( Pan ama ), ▁Canal ▁Zone ▁ ▁In activ ated