Mr Rouhani said it is the 'greatest duty' of all Muslims to rebuild the public perception of Islam.
Archbishop Justin Welby of Canterbury says terror group staging a false apocalypse.
The pope's message was delivered during the Christmas Eve Mass at Saint Peter's Basilica.
After the PM called Britain a Christian country in his Christmas speech, Twitter users hit back.
Volunteers have organised Christmas celebrations for refugee children at shelters around Germany.
Head of the Catholic church in England and Wales says more must be done to help Christian refugees.
Fragments of the Quran found in July 2015 are believed to be at least 1,370 years old.
Brunei authorities warn those wearing "hats or clothes that resemble Santa Claus" face jail.
Bentzi Gopstein, head of Lehava, calls Christians 'blood-sucking vampires'.
IBTimes UK looks at the history of banning Christmas.
US officials told them they were not allowed to fly to Los Angeles.
Turkey's head of directorate of religious affairs claims Mohammed caricatures as damaging as Daesh.
The winter solstice, or December solstice, will take place on 22 December 2015.
The release of Star Wars: The Force Awakens has brought new blood to the Jedi faith
The late missionary is one step closer to sainthood - but does it take to be canonised?
A Facebook post has gone viral after it appropriately addressed the issue of a rise in hate crimes against Sikhs.
Larycia Hayes stressed links between Islam and Christianity in response to increasing Islamophobia in the US.
The passenger filmed the elderly Sikh man he was sat next to on plane while he was asleep.
Burger King to buy Quick and increase Muslim-friendly offerings in challenge to McDonald's market leadership.
White House tries to allay fears as hate crimes grow after recent terror attacks.
Dozens feared dead during raid at house of leader of Islamic Movement in Nigeria.
Police seize 3,500 counterfeit keepsake Vatican documents for Pope Francis's Holy Year of Mercy.
Temples of Mammon go up and come down and go up again, but Sir Christopher Wren's places of worship stand their ground.
In a video posted on Friday, pastor questions the meaning behind Rainbow's theme
Latest Isis video depicts apocalyptic battle between 'believers' and 'crusaders'.
The country had withdrawn from the Commonwealth in 2013.
Roughly 1.5million Muslims have also signed a petition condemning terrorist attacks.
The substance was sent to one of the largest Muslim civil rights and advocacy groups.
Five relatives of the 41-year-old victim were arrested.
New wave of Transhumanist religions believe technology could one day offer immortality.