A Democrat will never win 1920.
Quite right, and the same for 1924. It just wasn't happening.
The 1920s in general was the weakest decade of the Democratic Party in history. It's the only time a party won three consecutive elections by over 10% (and for that matter, 15%!).
A Democrat will never win 1920.
Mondale in 1984.
both extremely long shots.
Walter Mondale in 1984. Reagan is not necessarily unbeatable in 1984, but Walter Mondale is certainly not the one to do it.