Trump just asked his audience:

[former9thward]

14. Ford allegedly carried around the Burdick decision.

I don't believe for a second that he actually did. Who is going to carry around a SC decision with him every place? Nevertheless Nixon did not sign or admit anything. Ford asked him to do that and Nixon refused.

Ford, however, insisted on a statement of contrition; Nixon felt he had not committed any crimes and should not have to issue such a document. Ford eventually agreed, and on September 8, 1974, he granted Nixon a "full, free, and absolute pardon", which ended any possibility of an indictment. Nixon then released a statement:

I was wrong in not acting more decisively and more forthrightly in dealing with Watergate, particularly when it reached the stage of judicial proceedings and grew from a political scandal into a national tragedy. No words can describe the depth of my regret and pain at the anguish my mistakes over Watergate have caused the nation and the presidency, a nation I so deeply love, and an institution I so greatly respect.

https://en.wikipedia.org/wiki/Pardon_of_Richard_Nixon