▁tax es . ▁ ▁White ▁wrote ▁for ▁a ▁un anim ous ▁Court ▁in ▁Gu inn ▁v . ▁United ▁States ▁( 1 9 1 5 ), ▁which ▁invalid ated ▁the ▁Oklahoma ▁and ▁Maryland ▁grand father ▁cla uses ▁( and , ▁by ▁extension , ▁those ▁in ▁other ▁Southern ▁states ) ▁as ▁" rep ug nant ▁to ▁the ▁Fif teenth ▁Am end ment ▁and ▁therefore ▁null ▁and ▁void ." ▁But , ▁Southern ▁states ▁quickly ▁de vised ▁other ▁methods ▁to ▁continue ▁their ▁dis f ranch is ement ▁of ▁black s ▁( and ▁in ▁some ▁cases , ▁many ▁poor ▁whites ) ▁that ▁with stood ▁Court ▁scr ut iny . ▁ ▁In ▁ 1 9 1 8 , ▁the ▁Select ive ▁D raft ▁Law ▁C ases ▁u ph eld ▁the ▁Select ive ▁Service ▁Act ▁of ▁ 1 9 1 7 , ▁and ▁more ▁generally , ▁u ph eld ▁cons cription ▁in ▁the ▁United ▁States , ▁which ▁President ▁T aft ▁said ▁was ▁" one ▁of ▁his ▁great ▁opinions ." ▁ ▁During ▁his ▁ten ure ▁as ▁chief ▁justice , ▁White ▁sw ore ▁in ▁pres idents ▁Wood row ▁Wilson ▁( tw ice ) ▁and ▁Warren ▁G . ▁Hard ing . ▁At ▁the ▁time ▁of ▁his ▁death ▁on ▁May ▁ 2 1 , ▁ 1 9 2 1 , ▁he ▁had ▁served ▁on ▁the ▁Court ▁for ▁a ▁total ▁of ▁ 2 6 ▁years , ▁ 1 0 ▁of ▁them ▁as ▁chief ▁justice . ▁He ▁was ▁the ▁last ▁serving ▁Supreme ▁Court ▁Justice ▁appointed ▁by ▁President ▁Cleveland . ▁He ▁was ▁succeeded ▁by ▁former ▁president ▁T