Tu B'Av is a minor Jewish holiday. In modern-day Israel, it is celebrated as a holiday of love. It has been said to be an auspicious day for weddings.
Dancing girls on Tu B'Av
Av is the eleventh month of the civil year and the fifth month of the ecclesiastical year on the Hebrew calendar. It is a month of 30 days, and usually occurs in July–August on the Gregorian calendar.
Francesco Hayez, The Second Temple in flames, 1867. The 9th of Av, Tisha B'Av, is a fast commemorating what has been called the saddest day in Jewish history, which is when the Holy Temple was set aflame.