For a long part during Medieval period, there has been a feudal system in Nepal.
Explanation:
The royale members of the family sued to fight for the dynasty. However, after 2008, the kingdom was officially abolished but there is still no political instability in Nepal. Oli, who belonged to the communist party was removed just after 9 months of the government.
The main reason behind the political instability is that everyone wants power and parties pile up against a person who is in government.
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.