The two gatherings are the Democrats and the Republicans, the overwhelmed American legislative issues and presidential races. The Democrat depends on the group and social duty while Republican depends on individual rights and equity.
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It peaked in Europe between 1348 and 1350 and is thought to have been a bubonic plague outbreak caused by Yersinia pestis, a bacterium. It reached the Crimea in 1346 and most likely spread via fleas on black rats that travelled on merchant ships. It soon spread through the Mediterranean and Europe