The county was created by the 1872 - 1873 territorial legislature .
The county was named for Oliver Hazard Perry Throck Morton ( 1823 - 1877 ) , governor of Indiana during the American Civil War and later a United States Senator .
The county was created by the 1872 - 1873 territorial legislature and named for Oliver Hazard Perry Throck Morton ( 1823 - 1877 ) , governor of Indiana during the American Civil War and later a United States Senator .