The cause of religious freedom is one that has changed my family’s lives and mine forever. It was a rainy morning on the 2nd March 2011, when my brother Shahbaz Clement Bhatti, then Federal Minister for Minorities in Pakistan, was killed in broad daylight. His determination to stop all kinds of injustices and to protect the oppressed and marginalised communities cost him his life.

This morning ACN received an urgent message from Patriarch Louis Sako in Baghdad. Overnight the largest Christian town and surrounding villages on the Niniveh Plains fell to ISIS (now Islamic State) and, as we speak, up to one hundred thousand Christians are evacuating on foot, leaving everything behind them. The Patriarch calls it ‘an exodus,...