تاريخ إسرائيل
Sachar was a full-time faculty member of the Department of History and the Elliott School of International Affairs at the George Washington University for 40 years. He was also a visiting professor at Hebrew University and Tel Aviv University, and a guest lecturer at nearly 150 other universities in North America, Europe, South Africa and Egypt. In 1996 he was awarded an honorary degree of Doctor of Humane Letters from Hebrew Union College-Jewish Institute of Religion. He also received the National Jewish Book Award on two separate occasions. In 1977, for "A History of Israel: From the Rise of Zionism to Our Time" and in 1982 for "Egypt and Israel."