▁at ▁Big ▁Horn ▁from ▁July ▁ 9 – 1 4 , ▁ 1 8 7 6 , ▁volunte ered ▁to ▁deliver ▁critical ▁dispatch es ▁between ▁Gener als ▁George ▁Cro ok ▁and ▁Alfred ▁Terry . ▁He ▁later ▁received ▁the ▁Medal ▁of ▁Honor ▁for ▁his ▁hero ic ▁actions . ▁ ▁Biography ▁William ▁Evans ▁was ▁born ▁in ▁Ann agh , ▁Ireland , ▁in ▁ 1 8 5 1 . ▁He ▁later ▁em igr ated ▁to ▁the ▁United ▁States ▁and ▁en list ed ▁in ▁the ▁U . S . ▁Army ▁in ▁St . ▁Louis , ▁Missouri ▁on ▁April ▁ 2 6 , ▁ 1 8 7 5 . ▁From ▁there , ▁Evans ▁went ▁to ▁New port , ▁Kentucky ▁where ▁he ▁was ▁sent ▁to ▁the ▁front ier ▁with ▁the ▁ 7 th ▁U . S . ▁Infantry . ▁Within ▁a ▁year , ▁he ▁would ▁take ▁part ▁in ▁actions ▁against ▁the ▁Si oux ▁in ▁the ▁Mont ana ▁Territ ory ▁during ▁the ▁Black ▁Hills ▁War . ▁In ▁the ▁after math ▁of ▁the ▁Battle ▁of ▁the ▁Little ▁B igh orn , ▁he ▁and ▁two ▁other ▁soldiers , ▁P v ts . ▁Benjamin ▁F . ▁Stewart ▁and ▁James ▁Bell , ▁volunte ered ▁to ▁carry ▁important ▁dispatch es ▁between ▁Gener als ▁George ▁Cro ok ▁and ▁Alfred ▁Terry . ▁There ▁had ▁been ▁two ▁previous ▁attempts ▁to ▁get ▁messages ▁though , ▁both ▁un success ful , ▁and ▁Evans ▁and ▁his ▁com r ades ▁had ▁to ▁pass ▁through ▁ 1 0 0 ▁miles ▁of ▁territory ▁occupied ▁by ▁an ▁estimated ▁ 2 , 0 0 0 ▁Si