The 3 nations signed the NAFTA to lift all trade embargoes between the 3 countries. This meant free trade, without them being taxed for bringing their goods into the country
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Having a weak government can lead to failure of a country
The correct answer is the last one, signing the Camp David Accords. Those were the agreements between Israel and Egypt signed in 1978, that led to the first peace treaty between these two countries. The negotiations took place at the U.S. presidential retreat at Camp David, Maryland while Jimmy Carter was the president.
Governor Orval Faubus.
EXPLANATION
On September 2, 1957, Governor Orval Faubus announced that he would call in the Arkansas National Guard to prevent the African-American students' entry to Central High, claiming this action was for the students' own protection.