WORLD HISTORY

Detailed explanation-1: -hajj, also spelled ḥadjdj or hadj, in Islam, the pilgrimage to the holy city of Mecca in Saudi Arabia, which every adult Muslim must make at least once in his or her lifetime. The hajj is the fifth of the fundamental Muslim practices and institutions known as the Five Pillars of Islam.

Detailed explanation-2: -Hajj is the pilgrimage to Mecca (in modern-day Saudi Arabia), which every Muslim must make at least once in their lifetime, if they are able. It is one of the Five Pillars of Islam and a religious duty central to Muslim belief. Hajj occurs in the month of Dhu al-Hijja, the last month of the Islamic calendar.

Detailed explanation-3: -One of the five pillars of Islam central to Muslim belief, Hajj is the pilgrimage to Mecca that every Muslim must make at least once in their lifetime if they are able; it is the most spiritual event that a Muslim experiences, observing rituals in the most sacred places in the Islamic world.