6 9 ▁death s ▁( range : ▁ 8 , 8 6 8 – 1 8 , 3 0 6 ) ▁in ▁the ▁United ▁States ▁due ▁to ▁the ▁virus . ▁ ▁History ▁The ▁earliest ▁reported ▁cases ▁in ▁the ▁US ▁began ▁appearing ▁in ▁early ▁April ▁ 2 0 0 9 , ▁in ▁California ▁ ▁then ▁spread ▁to ▁inf ect ▁people ▁in ▁Texas , ▁New ▁York , ▁and ▁ass orted ▁other ▁states ▁by ▁the ▁end ▁of ▁May . ▁ ▁On ▁April ▁ 2 2 , ▁the ▁CD C ▁first ▁activ ated ▁its ▁Emer gency ▁Oper ations ▁Center ▁( E OC ). ▁On ▁April ▁ 2 5 , ▁the ▁World ▁Health ▁Organ ization ▁( W HO ) ▁declared ▁a ▁public ▁health ▁emer gency ▁of ▁international ▁concern . ▁On ▁April ▁ 2 6 , ▁a ▁public ▁health ▁emer gency ▁was ▁declared ▁in ▁the ▁United ▁States , ▁which ▁was ▁renew ed ▁twice . ▁ ▁The ▁disease ▁then ▁spread ▁across ▁the ▁country ' s ▁population ▁and ▁by ▁the ▁end ▁of ▁May ▁had ▁inf ected ▁citizens ▁in ▁all ▁ 5 0 ▁states . ▁The ▁pattern ▁continued ▁through ▁June ▁of ▁the ▁same ▁year . ▁The ▁total ▁number ▁of ▁confirmed ▁cases ▁varied ▁from ▁ 2 7 , 7 1 7 ▁( Cent ers ▁for ▁D ise ase ▁Control ▁and ▁Pre vention ▁( CD C ) ▁confirmed ▁and ▁probable ▁cases ) ▁and ▁ 2 5 , 4 5 3 ▁( total ▁of ▁all ▁state ▁confirmed ▁cases ) ▁as ▁of ▁June ▁ 2 6 , ▁ 2 0 0 9 . ▁ ▁Tow ards