Its not colonialism, its theatre.
The US went to Afghanistan to kill Osama bin Laden.
But he escaped.
This would make for a very short play.
So they invented reasons to stay.
And invaded Iraq too.
Now Afghanistan is getting stale:
'End Forever Wars!'
So they are leaving, the next act of the play, to get some Trumpish voters to vote for Biden.
I once went out to my shed to get a screwdriver.
It was a dark and damp night and I trod on a snail.
Crunch.
It wasn't the snail's fault.
Have you read The Great Gatsby?
Here's the important bit.
“They were careless people, Tom and Daisy- they smashed up things and creatures and then retreated back into their money or their vast carelessness or whatever it was that kept them together, and let other people clean up the mess they had made.”