1 killed and 8 harmed as vehicle rams individuals outside London mosque attack. 

One arrested; Prime Minioster Theresa May terms it a 'potential terrorist attack'

One individual has been arrested regarding the episode in north London of a vehicle hitting people on foot, killing one and harming eight, police said on Monday. Muslim leaders said admirers were mown down while leaving a mosque. 

English Prime Minister Theresa May said the occurrence was a 'potential psychological militant assault.' 

Police said in an announcement that there were "various losses", and added that they were called to reports of "a vehicle in crash with people on foot" 

"We have been educated that a van has keep running over admirers as they cleared out #FinsburyPark Mosque. Our supplications are with the casualties," the Muslim Council of Britain (MCB), an umbrella body, said on Twitter. 

MCB head Harun Khan said the van had "deliberately" keep running over individuals leaving night supplications for the sacred month of Ramadan. 

An AFP correspondent could see a helicopter and numerous crisis vehicles at the scene, which was stopped by a substantial police cordon. 

Movement was closed down on a segment of Seven Sisters Road, where the occurrence happened. 

"We saw heaps of individuals yelling and bunches of individuals harmed," David Robinson, 41, who arrived soon after the mischance, told AFP. 

The mosque is close to Seven Sisters Road and was before an infamous center of radical Islamists yet has totally changed under the new administration. 

Its previous imam Abu Hamza was imprisoned for life in New York on fear mongering charges in 2015. He lectured there from 1997 to 2003 preceding being imprisoned. He was later removed to the United States. 

In 2015, the mosque was one of around 20 that participated in an open day sorted out by the MCB to advance better comprehension of Islam taking after Islamist-propelled assaults in Paris. 

In spite of the adjustment in initiative and new concentrate on group relations, the mosque got a string of debilitating messages and letters in the wake of the Paris assaults.