Next week, the Jewish community will observe the fast of Yom Kippur, the Day of Atonement - the most self-reflective and solemn day on the Jewish calendar.
For Muslims during the daylight hours of Ramadan, or Jews on Yom Kippur, fasting means abstaining completely from food and drink as a way to draw closer to God.
Henry Kissinger, Nixon's secretary of state, administered some deft diplomacy to broker a ceasefire between Egypt, Syria and Israel in the Yom Kippur war, and American aid duly flooded into Cairo.