num_pages: 300
description: Why did the medieval Church bless William of Normandy's invasion of Christian England in 1066 and authorize cultural genocide in Provence? How could a Christian army sack Christian Constantinople in 1204? This title unravels the story of the Christian military expeditions that have perturbed European history.
language: English
title: A Brief History of the Crusades: Islam and Christianity in the Struggle for World Supremacy
publisher: Robinson