With his father 's approval , the younger Ross led the 135 warriors to accompany 225 troops led by brevet Major Earl Van Dorn .
Fearing that Shapley Ross was too ill to command them on the expedition , the Indians named Sul Ross their new war chief .
With Sul Ross ' father 's approval , the younger Sul Ross led the 135 warriors to accompany 225 troops led by brevet Major Earl Van Dorn .
Fearing that Shapley Ross was too ill to command them on the expedition , the Indians named Sul Ross their new war chief .