Identify u. s. presidents and key figures who have had a significant impact on u. s. history. examine the contributions to both society and government of key political figures.

The U.S presidents who have had a significant impact on U.S history are James Madison, John.F Kennedy, Theodore Roosevelt, Thomas Jefferson, George Washington, Dwight.D. Eisenhower, and Abraham Lincoln.

James Madison was the Father of the U.S Constitution as well as the Bill of Rights. He was the key author of the Federalist Papers.

John.F. Kenedy was a great leader during the Cuban Missile Crisis when fighting against the Soviet Union. He created the Peace Corps and the Equal Pay Act. He moved Civil Rights legislation forwards. He promoted the "new Frontier" domestic program and Medicare.

Theodore Roosevelt stopped strikes, encouraged environmental conservation, pushed the national park system, and cared a lot about the common man. HE built Americas Navy strong and helped Panama during the Independence. He had a Novel Peace Price.

Thomas Jefferson was the main author of the Declaration of Independence and the Virginia Statute of Religious Freedom. He contributed to the Louisiana Purchase.

George Washington was a brilliant military warrior who took part in the French and Indian War and the Revolutionary War. He helped America to build together as a country. He was President of the Constitutional Convention. He is known as the Father of the Country.

Dwight.D.Eisenhower helped America to become the world's richest country during his rule and admitted Alaska and Hawaii to the union. He launched the Interstate Highway System, created NASA and the Defense Advanced Research Projects Agency. He signed the first major civil rights legislation. He made a great impact on World War II and the Korean War.

Abraham Lincoln was the one who acted as a glue to help the country reunite. He was the one who gave an ending to the practice of slavery.

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the earthquake in haiti was a magnitude of 7.0 according to the u.s geological survey yet the smaller earthquake in haiti killed more than 200,000 and left more than 1.2 million people homeless. the chile earthquake was a magnitude of 8.8 and 500 times more stronger but chile's earthquake only injured 712 people.