Operation Danni (Hebrew: מבצע דני‎, Mivtza Dani) was an Israeli military offensive launched at the end of the first truce of the 1948 Arab–Israeli War. The objectives were to capture territory east of Tel Aviv and then to push inland and relieve the Jewish population and forces in Jerusalem. The main forces fighting against the IDF were the Arab Legion and Palestinian irregulars It was launched at the end of the first truce, July 9–19, 1948.