The bubonic plaque changed the social structure of Europe by this:
Before, the nobles and aristocrats were the 'body' that ran almost everything political. However, after the bubonic plague, this was shifted towards the common people. So the common people basically got more rights.
hope this helps :D
Unity. Clay hoped that the federal government would create a market-driven economy that would help unify the nation's various regions. For example, stimulating the nation's infant industries would, in turn, create more demand for the West's raw materials.
Article I, Section 7, of the Constitution provides that all bills for raising revenue shall originate in the House of Representatives but that the Senate may propose, or concur with, amendments. By tradition, general appropriation bills also originate in the House of Representatives.
(says on Wiki.)
Is there any more to this question? I can’t help unless there is a full question.