9th Of Av 2024 Observance. A day of disasters over jewish history. The period begins on the 17th of the hebrew month of tammuz, a fast day that marks the day when the walls of jerusalem were breached by the romans in 69 ce.
Tisha b’av, the ninth day of the hebrew month of av (which falls in july or august), commemorates two catastrophic events: Ninth of av in hebrew calendar.