Paris Agreement was legally binding but allow for countries to withdraw without penalty...
US could pull out of deal with the Taliban but that means US Soldiers and personnel a legitimate targets..
This is the Irish describing Kabul Airport..
The security expert says every person evacuated from Kabul by the ARW will represent a life transformed, free of Taliban persecution.
www.thejournal.ie
"In addition to the situation on the ground, Kabul Airport is surrounded by high ground on all of its approaches – with hills and mountains dominating the low-level take-off and landing routes of any military or civilian aircraft involved in the evacuation. The Taliban possess a large number of weapons – including anti-aircraft guns and surface to air missiles – that are capable of taking out western aircraft in their vulnerable approach and departure phases of flight."
Biden wasn't left with enough troops to defend a position..