A minute's silence will be held on Monday (June 26) to honour the victims of the Finsbury Park terror attack.
The Prime Minister's office announced that the minute's silence will be held at 12 noon and will be marked at all government buildings.
A van was driven at Muslim worshippers who had left Finsbury Park Mosque after performing special night prayers during Ramadan shortly after midnight on June 19.
One man died and eight people had to be taken to hospital after the attack in Seven Sisters Road in north-east London.
Makram Ali, a 51-year-old father of six , was receiving first aid from members of the public at the time of the attack and died soon after.
A special post-mortem exam carried out later that day showed Mr Ali had died of multiple injuries.
A man from Cardiff has appeared at Westminster Magistrates' Court charged with terrorism related murder and attempted murder in relation to the attack.
Darren John Osborne, 47, will next appear at the Old Bailey on Tuesday (June 27) for a preliminary hearing.
Mayor of London Sadiq Khan has issued assurances to the Muslim community that they will be safe at the Mayor's annual Eid Festival in Trafalgar Square.
He has also called on all communities to attend the event to show solidarity with the victims of the attack and the many Muslim victims of the Grenfell Tower fire.
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