Nova music festival massacre

On 7 October 2023, the al-Qassam Brigades, the military wing of the Palestinian nationalist Islamist political organization Hamas, initiated a sudden attack on Israel from the Gaza Strip. As part of the attack, 378 people (344 civilians and 34 security personnel) were killed and many more wounded at the Supernova Sukkot Gathering, an open-air music festival during the Jewish holiday of Shemini Atzeret near kibbutz Re'im.

Source: Wikipedia — Nova music festival massacre (CC BY-SA 4.0)