...Camp David back in 2019, but the "adults in the room" nixed that.
In 2020, his administration cut a deal with the Taliban that was in many ways a ticking timebomb.
When the chaotic withdrawal that his administration had set up finally occurred, Republicans were deeply split about how to handle the Afghans that would be left behind to be slaughtered by the Taliban.
As always, the reason for that came down to one thing: racism.
"But a second, more direct explanation is hostility to immigration, particularly nonwhite immigration. In an Economist/YouGov survey taken last month, 57 percent of Republicans said that immigration had made America worse; only 16 percent said it had made America better. The numbers among Democrats were almost exactly the opposite. More than 70 percent of Democrats said the United States should offer asylum to people fleeing violence or political persecution; only 36 percent of Republicans agreed. In another Economist/YouGov survey, 59 percent of Republicans said, correctly, that the number of people in the United States who identify as white was declining. Among white Republicans who gave that answer, most said the decline was a bad thing. Only one percent said it was a good thing."
https://web.archive.org/web/20210910220215/https://slate.com/news-and-politics/2021/09/republicans-afghan-refugees-immigration-divided.html
It seems predictable that demonizing people will eventually evoke a reaction, but we can be fairly sure that is the point. Because the reaction to the reaction is what they wanted all along....