21 August – Yitzhak Sadeh (born 1890), Russian (Polish)-born commander of the Palmach and one of the founders of the Israel Defense Forces at the time of the establishment of the State of Israel.
The Peulot Meyuhadot (POM or
Yitzhak Rabin | Yitzhak Ben-Zvi | Yitzhak HaLevi Herzog | Yitzhak Sadeh | Yitzhak Navon | Yitzhak Mordechai | Yitzhak Katz | Yitzhak Isaac Halevy Rabinowitz | Yitzhak Danziger | Elisha Ben Yitzhak | Assassination of Yitzhak Rabin | Yitzhak Zamir | Yitzhak Yitzhaky (politician born 1902) | Yitzhak Vaknin | Yitzhak Tshuva | Yitzhak Reiter | Yitzhak-Meir Levin | Yitzhak Levy | Yitzhak Klinghoffer | Yitzhak Aharon Korff | assassination of Yitzhak Rabin |
The Battle of Mishmar HaEmek was a ten-day battle fought from 4 to 15 April 1948 between the Arab Liberation Army (Yarmouk Battalion) commanded by Fawzi al-Qawuqji and the Haganah (Palmach and HISH) commanded by Yitzhak Sadeh.
Negba, which had been attacked twice by Egyptian forces, was presented the Egyptian flag from the fort by Yitzhak Sadeh.