sentences:  Although there were several companies from Indiana, the 9th Indiana Infantry Regiment produced Robert H. Milroy, the "Gray Eagle of the Army".Milroy became famous for suppressing Confederate mountain rangers, which caused the Confederate Congress to declare a $100,000 bounty on his head.The 9th Indiana Infantry Regiment became known for its involvement in the Battle of Philippi, one of the earliest battles of the Civil War at Laurel Hill (now known as Laurel Mountain).