Pilgrims flock to Saudi Arabia for Hajj as war rages in the Middle East, with worshippers citing faith, safety measures and a once-in-a-lifetime spiritual duty.

Saudi Arabia has been directly hit by missiles and drones during the Iran war, but the country is hosting the all-important Muslim pilgrimage anyway.

With Hajj getting underway next week, Saudi Arabia held its annual security parade in Mecca. The event showcases the kingdom's emergency response capabilities and featured police…