Jimmy Carter, longest-living U.S. president: a look back (55 images)

Carter stands at the tomb of the unknown soldier outside the Knesset in Jerusalem on March 12, 1979, after laying a wreath. He was told by Israeli Prime Minister Menachem Begin that there were still some major obstacles to be overcome in the Carter Middle East Peace proposals. File Photo by L. Downing/UPI

From left to right, Egyptian President Anwar Sadat, Carter and Begin applaud the signing of the historic peace treaty between Egypt and Israel on March 26, 1979 in front of the White House. File Photo by Al Ahram/UPI

Carter shakes hands with Begin after the signing as Sadat looks on. Begin and Sadat were awarded the Nobel Peace Prize in 1978 for the deal. UPI File Photo

With a large American flag behind him, Carter answers questions during a town meeting held at Portmouth High School on April 25, 1979. Over 800 people attended. File Photo by Larry Rubenstein/UPI