"Workers of the world, unite! You have nothing to lose but your chains! Let the ruling classes tremble..." They brought it off. In an era when most of Europe w

"Workers of the world, unite! You have nothing to lose but your chains! Let the ruling classes tremble..." They brought it off. In an era when most of Europe was ruled by weak, aging monarchs.[1] In 1917, most of Europe except for France and Portugal still had a monarch, most with real power. [1] https://en.wikipedia.org/wiki/List_of_the_last_monarchs_in_Europe https://en.wikipedia.org/wiki/List_of_the_last_monarchs_in_E...