Prime Minister Theresa May says the UK will not take on the European Council presidency next year after voting to leave the EU.
At least 84 people, including children, are killed after a man drives a lorry through crowds celebrating Bastille Day in Nice, in what the French authorities are calling a terror attack.
Police shoot a man at a tram stop in Brussels as anti-terror raids are carried out across Europe.
Two brothers carried out the suicide bombings at Brussels airport and the city's metro, Belgium's federal prosecutor confirms.
Downing Street says it is "concerned" about missing Briton David Dixon following the Brussels terror attacks.
Belgium has suffered its worst peacetime attack, months after warning that terrorists were about to strike the capital with a Paris-style atrocity.
One of the main suspects in the Paris attacks Salah Abdeslam has been wounded and captured in Brussels.
A manhunt is launched for two suspects after four officers are wounded in an anti-terror raid in Brussels linked to the Paris attacks.