. ▁Ph ine as ▁and ▁Mary ▁had ▁three ▁children , ▁two ▁of ▁which ▁surv ived ▁to ▁ad ul th ood — M ary ▁H oll ister ▁B anning ▁( 1 8 7 1 – 1 9 5 3 ) ▁and ▁Lucy ▁T ichen or ▁B anning ▁( 1 8 7 3 – 1 9 2 9 ). ▁ ▁Southern ▁California ▁development : ▁ 1 8 6 0 – 1 8 8 0 ▁ ▁Civil ▁War ▁California ▁Following ▁the ▁election ▁of ▁Abraham ▁Lincoln ▁in ▁ 1 8 6 0 , ▁several ▁Southern ▁states ▁broke ▁away ▁to ▁form ▁the ▁Confeder ate ▁States ▁of ▁America , ▁which ▁marked ▁the ▁beginning ▁of ▁the ▁American ▁Civil ▁War ▁( 1 8 6 1 – 1 8 6 5 ). ▁The ▁effects ▁of ▁the ▁war ▁were ▁felt ▁in ▁California , ▁and ▁particularly ▁in ▁Los ▁Angeles , ▁which ▁had ▁many ▁Southern ▁sympath izers , ▁an ▁alarm ing ▁development ▁for ▁the ▁new ▁territory . ▁ ▁An ▁ast ute ▁business man ▁and ▁a ▁vocal ▁patri ot , ▁B anning ▁and ▁fellow ▁Californ ian ▁politician ▁Benjamin ▁Wilson ▁don ated ▁adjacent ▁plots ▁of ▁land ▁in ▁Wil ming ton ▁for ▁a ▁military ▁base . ▁ ▁The ▁out post , ▁named ▁Dr um ▁Bar ra cks , ▁or ▁Camp ▁Dr um ▁( 1 8 6 1 – 1 8 7 1 ), ▁served ▁as ▁headquarters ▁for ▁the ▁Union ' s ▁South western ▁command ▁for ▁the ▁state ▁of ▁California ▁and ▁territory ▁of ▁Arizona . ▁The ▁move ▁brought ▁Union ▁troops ▁to ▁Wil ming ton , ▁further ▁en rich ing