The printing press was invented which was probably the most important invention of all time because people could spread information at a rate that was never seen before. Copernicus discovered that the earth was not the center of the solar system, which people thought it was. It was discovered that earth wasn't flat. Isaac Newton discovered the laws of motion and founded physics. Advancement in medicine and anatomy was also doing better than before. The founding of Americas happened during this time period. Colonization followed the discoveries as well. The Renaissance is the most important part of history.
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Causes for the American Revolution were: Stamp Acts, Boston Tea Party/Intolerable Acts, French and Indian War, Townshend Acts, Boston Massacre, Thomas Paine and First and the Second Continental Congress. The effects of the American Revolution were: Treaty of Paris, Declaration of Independence, Bill of Rights, and so on. The causes for the French Revolution were: problems with money like low amounts that occurred in war, people were growing hungry, aggressive taxes only for the lower class and so on. <span />
That expansion of slavery was a major problem for the nation
The framers of the Constitution prevented tyranny separating the powers of the government, creating the system known as check and balances, where each power excercises control of the other two. All this avoids the concentration of power.
Answer: to prevent accidents from happening
Explanation: