If you look at the list of successful democracies it is dominated by constitutional monarchies (Westminster and similar - Canada, UK, Denmark, Spain, Australia, Norway, etc) and parliamentary republics (Germany, Italy, Israel, Finland, Iceland, etc). Presidential (USA) and semi presidential (France) systems are a rare occurrence on the list despite making up not insignificant portions of the world's countries.
It's turned out that the US system alone is the perfect recipe for failure. It's doubtful they will ever be able to withdraw their flags from their
**** long enough to change it to something that has a chance of success.
We musn't be too gentle with them when they're on the brink of becoming another fascist regime that will be more consistent with their foreign policy of wars and more wars, since the end of WW2.
If not now being the time to call the spades, then soon!
Let's make it before either they or their favourite apartheid regime decides to use nuclear weapons in Iran!