Tisha B'Av is a significant Jewish fast day that commemorates the destruction of both the First and Second Temples in Jerusalem, along with other tragic events in Jewish history. Observed on the ninth day of the Hebrew month of Av, this day is marked by mourning practices, restrictions on food and activities, and the recitation of lamentations. Tisha B'Av serves as a somber reminder of loss and tragedy within the Jewish faith, deeply connected to themes of exile and resilience.