It took the literal burning down of aristocratic homes during the english reforms of 1832 for the House of Lords to finally sit down with Earl Grey and hash out a bill that would finally grant large populated cities like Manchester actual voting rights.

The French Revolution was still fresh in minds of these elites - the July Monarchy having just taken place - and yet still they let it escalate to the point of near civil war.

"A riot is the language of the unheard." ~ MLK Jr.

The point is a guillotine somewhere else is good. Guillotines at home don’t particularly hurt the rich as a class. (It’s debated whether France’s elite actually consolidated wealth and power through its revolutions.)