Answer:
We cannot tell how long it has been, but we beleive it has been for about, approximately 15-30 years.
Explanation:
Answer: Energy and Heat.
Explanation: Rubbing two objects together converts into to energy then it gives off heat.
The period of US history from the 1890s to the 1920s is usually referred to as the Progressive Era, an era of intense social and political reform aimed at making progress toward a better society.
Progressive Era reformers sought to harness the power of the federal government to eliminate unethical and unfair business practices, reduce corruption, and counteract the negative social effects of industrialization.
During the Progressive Era, protections for workers and consumers were strengthened, and women finally achieved the right to vote.
The British government led by David Cameron held a referendum on the issue in 2016; the electorate decided by a 3.8% majority to favour leaving the European Union.
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There were many factors that caused communism such as the Soviet Union's influence. Something that didn't help communism spread would be the containment policy it hindered communism. <span />