He trusted advisors who had other agendas, but it's hard to know until they show their cards.
I, and almost everybody here, thought Bill Barr was going to strangle the deep state. Instead, he gave them a neck massage and a complimentary reach-around.
The Democrats profited mightily from their own wrongdoing, they handcuffed Trump in the potential range of his appointments that he might get through the Senate by alleging the bogus Russian hoax and they succeeded in winning the 2010 election with that hoax, and limited Trump's ability to fire subordinates who were not on board.
Still, some of the responsibility for these mini-tragedies must adhere to Trump.
Show their cards...
Right, even when a shoplifter is known to have stuffed things under their coat they have not committed a crime until they are in the parking lot.
It does concern me that it looks like the shoplifter is about to get in his car but I havent given up yet.