From sundown on Saturday, September 21 to nightfall on Sunday, September 22, 1963. 4 Tishrei 5724 · צום גדליה The Fast of Gedalia (Hebrew: צוֹם גְּדַלְיָה, romanized: Ṣôm Gĕdalyâ), also transliterated as Gedaliah or Gedalya(h), is a minor fast day in mainstream Judaism that lasts from dawn to dusk to lament the assassination of Gedaliah, the final governor of what was the Kingdom of Judah. His death ended Jewish autonomy following the destruction of the First Temple and the fall of King Zedekiah. Wiki link Dates: Hebcal.com (CC BY 4.0), Diaspora schedule. Text: Wikipedia (CC BY-SA).