Impact

The US provided annual military aid, Egypt receiving $1.3 billion and Israel receiving $3 billion. The two countries started trading, helping economies grow. Egypt opened the Suez Canal to Israel, helping them reach other nations. In the US, the economic impact involved $4.3 billion paid annually in military aid.  

"Israeli Exports of Goods to Egypt, 1994–2016" (Tony Blair Institute for Global Change)

An Arab nation recognized Israel. The Likud party, an Israeli right-wing political party, gained favor. In Egypt, hatred among Jihadist-sympathizing groups led to Sadat's assassination in 1981. Politicians opposed diplomatic relations with Israel. In the US and Europe, Carter gained political esteem, but lost support from Arab-Americans. The PLO cut relations with Egypt. The USSR supported the PLO. This worsened relations with Egypt, but strengthened them with other Arab nations. 

"Assassins posing as Egyptian soldiers fire on President Anwar Al-Sadat in Cairo on Oct. 6, 1981" (NBC News)