No, you have the explicit right not to testify in your own criminal case.He's been indicted: the only way he doesn't get questioned under oath now is if he runs away. It's already game over: we're just waiting for the cut scene to end.
Watergate wasn't about breaking into a hotel. It was ALSO a broad, multi-faceted conspiracy to stay in office. Not stealing cookies at all.This is a silly take. The Watergate case took three years to put together, and that was stealing cookies from Girl Scouts compared to the breadth of the former guy's criming.