Trump can be bribed by flattery much more easily than most politicians can be bribed by money. It's one of the most dangerous things about him because flattery is perfectly legal, and therefore much easier to do.
And every President who has ever lived cares about what history says about them. But unlike most of them, Trump is not married to any particular principles, so whatever he believes will give him the most adulation, that's what he'll do.
The best evidence of that was his handling of COVID, and willingness to dish out money, and enabling people to stay home indefinitely.