On the eve of the Six-Day War, he served as a military adviser to prime minister Levi Eshkol, and following the Yom Kippur War, he was a member of the Agranat Commission that investigated the actions that led to the war.
Pada malam sebelum Perang Enam Hari, ia menjadi penasihat militer perdana menteri Levi Eshkol, dan setelah Perang Yom Kippur, ia menjadi anggota Komisi Agranat yang menyelidiki kejadian-kejadian yang mengakibatkan terjadinya perang itu.