Believe: Why Everyone Should Be Religious. By Ross Douthat. Zondervan; 240 pages; $29.99 and £20. H ave you ever wondered about the problem of evil?The question of why, if God is all-good and all ...

Muharram, the second-holiest month in the Hijri calendar, marks the start of the lunar calendar. Ashura, the most significant day, is being observed on July 6.