Volunteers from the minority Yazidi community in Iraq and the Kurdish militia participated in the war against IS
Archbishop Silvano Tomasi, the Vatican's top diplomat at the United Nations, spoke in support of the use of force to end the genocidal actions of extremist organization Islamic State (IS) in Iraq and Syria, an unusual move for a long time the Vatican has always opposed the use of force, according to AFP.
In an interview with website Crux, Christian sites in the US, 15.3 days, Italian Archbishop Tomasi said the gunmen IS act of genocide on a massive scale and the world need to intervene, according to AFP.
"We must act to prevent this genocide", Archbishop Tomasi told Crux.
"If in the future, we will be crying in regret why we did not do something, why should we let a terrible tragedy like this happens," he said Tomasi.
Mr Tomasi said that "coalition" is necessary to make a political solution without using violence.
"But if this is not possible, the use of force is necessary," he said Tomasi.
Pope Francis once condemned "malevolent actions are inexcusable" for the IS community and the Christian minority in Iraq and Syria.
Last month, was kidnapped IS 220 Assyrian Christians in Syria. IS has posted online the video shows beheading scene 21 Egyptian Christianity in Libya, according to AFP.