I think some of what you say here is relevant to early US Constitutional experience, specifically the failure of Pennsylvania’s unicameral legislature after the Revolution,
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There were many historical cases I could have used but my aim was to point out what is happening today in the UK, Europe, Canada and Australia. They all have Parliamentary forms of governments, and they all have the same weakness. What we are seeing (in my opinion) is the system collapsing under it’s own weight. My essay is just my opinion on why it is happening. Again, it is just an opinion piece.
Years back, I'd heard a talk which asserted that liberty is the sterling idea, and "freedom" required a prepositional; phrase to follow, as in "freedom from invasive government."
As we watch the mess in European governments in this time as in our own inner cities, "the system collapsing under it's own weight."
I think it’s a valid opinion, and the paper I linked (which is a SUPERB piece of scholarship) will provide you with more evidence.