On August 20, 1968, the Soviet<span> Union led Warsaw Pact troops in an </span>invasion of Czechoslovakia<span> to crack down on reformist trends in Prague. Although the </span>Soviet<span>Union's action successfully halted the pace of reform in </span>Czechoslovakia<span>, it had unintended consequences for the unity of the communist bloc.</span>
The use of new basic materials.
The scientific revolution was the creation of modern science, and scientific study. It occurred during the 1500's and 1600's, and was caused by the Renaissance. The Enlightenment was where every social, political, and economic problem would be solved through the use of reason.
Answer: pretty sure it was D.
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Answer:
A Comparison of the Decline of Han China and the Roman Empire The decline of China and Rome both shared similar economic strife in that they were both subject to barbarian and nomadic invasions, therefore having to spend large amounts of money on frontier defense; however, they differed in that the Han Empire collapsed in part due to the high taxes imposed on the peasant class resulting in a large peasant rebellion, such as the Yellow Turbans, while in Rome tax collections was in danger of abandonment as residents of the empire were few in number and in financial difficulty. In addition, the two empires were similar socially because of large epidemics, diseases, and plagues that caused a population decrease.
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