He had four years to end the "Forever Wars". He surrendered to the Taliban at Doha, but still left the mess for Joe to clean up.
If you are stupid enough to live next to people who want to kill you for very good reasons, I just can't work up a lot of sympathy.
Kim got to keep making missiles and bombs with no problem.
Putin got Trump to try go get him back into the G-7 (but the other six said no).
No, guy, the debacle happened at Doha, where Trump arranged the release of 5000 Taliban fighters and reduced our troop level to 2500 support and service personnel.
the Tribal leaders all saw he was selling out the Afghan Government and switched their allegiance to the Taliban.
Which I am fine with, but at least don't leave the mess for the next guy, which is what Trump did.