In June 2017, Khalifa was the opening speaker in an interfaith Iftar at London Central Mosque welcoming more than 130 representatives from 12 faiths and religious sects, the Metropolitan Police, members of parliament and community leaders. They stood in solidarity, remembering recent incidents, including those at Manchester Arena, London Bridge, Finsbury Park Mosque and Grenfell Tower. They were remembered and he stressed the importance of all faiths to work together in order to prevent innocent people being misled into violence and hatred.