Hindman , nonetheless , returned back to his former life in Helena .
After the execution of Maximilian I of Mexico , Hindman submitted a petition for a pardon to President Andrew Johnson , but it was denied .
Hindman , nonetheless , returned back to Hindman 's former life in Helena .
After the execution of Maximilian I of Mexico , Hindman submitted a petition for a pardon to President Andrew Johnson , but it was denied .