Religious fanaticism or religious extremism is a designation used to indicate uncritical zeal or obsessive enthusiasm that is related to one's own, or one's group's, devotion to a religion – a form of
Members of the Jansenist sect having convulsions and spasms as a result of religious fanaticism. Engraving by Bernard Picart.
Religious extremists Osama bin Laden and Ayman al-Zawahiri of al-Qaeda promoted the overthrow of secular governments.
A religious war or a war of religion, sometimes also known as a holy war, is a war and conflict which is primarily caused or justified by differences in religion and beliefs. In the modern period, the
Religious fanaticism
…clergy who had formerly given way to apostasy when persecuted". Fanatical Christian activity continued into the Middle Ages with the Crusades. These religious wars were attempts by the Catholics, sanctioned by the Pope, to conquer the Holy Land from the Muslims. However many Catholics see the crusades as a just…
The destruction of the Second Temple in Jerusalem as Romans stormed the city during the Great Jewish Revolt.
The St. Bartholomew's Day massacre of French Protestants, 1572
Mughal Emperor Akbar shoots the Rajput commander Jaimal during the 1567–1568 Siege of Chittorgarh, a pivotal campaign within the larger Mughal–Rajput wars.
Midianite women, children and livestock taken captive by Israelite soldiers after all Midianite men had been killed and their towns burnt. Watercolour by James Tissot (c. 1900) illustrating the War against the Midianites as narrated in Numbers 31.