PALM BEACH, Fla. — Donald Trump compared President Joe Biden’s administration to the secret police force of Nazi Germany in remarks at a private, closed-door donor retreat on Saturday afternoon.

The former president’s comments came as he was talking about his legal troubles, attacking the prosecutors in the cases and bemoaning the recent indictments in Arizona of several of his former top aides, along with 11 so-called fake electors from the 2020 election. 

“These people are running a…