(Aside from all the little ones where POTUS fumes at needing more help and having his time not determined by what he wants, an unfortunate atoll where I have a timeshare.)
Wasn't sure I'd be able to list one, after not seeing this show for years(Although still a bit after the fact, back when Bravo was more arty and less camp) my memory of MS was a bit like Frank Furillo's offstage alcoholism on "Hill Street" but my memories aren't of later seasons.
My most memorable Moment goes to Season 6'sImpact Winter where the President circumvents custom and faulty equipment by getting lifted off his plane.
Some people have better luck with assistive tech than I. but I'd pick the human factor every time.(Not that my tech ever included Air Force One.)