You can discharge them through bankruptcy but it's not automatic. You have to prove repayment would cause "undue hardship".
https://studentaid.gov/manage-loans/forgiveness-cancellation...
https://studentaid.gov/manage-loans/forgiveness-cancellation...
https://www.ablj.org/bridging-the-student-loan-bankruptcy-ga...
There are the paths out: repayment, death and fleeing the country.