I think the answer is Germany
I’ve read that
Leninism is political theory for the establishment of the dictatorship of the proletariat, led by a revolutionary vanguard party, as the political prelude to the establishment of socialism.
so I think that the answer would be aristocratic social structure.
Isaac Newton discovered the universal law of gravitation
<span>The first recorded appearance of the plague in Europe was at Messina, Sicily in October of 1347. It arrived on trading ships that very likely came from the Black Sea, past Constantinople and through the Mediterranean. While Sicily was succumbing to the horrors of the disease, the expelled trading ships brought it to other areas around the Mediterranean, infecting the neighboring islands of Corsica and Sardinia by November.</span>
