23.27 BST (UK) - Local Media are reporting that an offical has said that upto and quite possibly over 60 people have been killed. Making the attack the second worst in the history of the country.

23.31 BST (UK) - Reports of the driver mounting the walkway/sidewalk for over 100 meters whilst at 'high speed' deliberately targetting people.

23.43 BST (UK) - The French President, Francois Hollande and Barack Obama have both been informed of the ongoing incident in Nice. Hollande to hold an emergency meeting Friday morning.

23.53 BST (UK) - Reports that the death toll has risen to 73, are being circulated but are yet to be confirmed. Other reports of firearms and explosives inside the lorry are also being rumoured but again, no official confirmation.

00.06 BST (UK) - Death toll now revised up to 73 and local media reporting the Police have found a small stash of firearms and explosives in the back of the vehicle, suggesting a much expected, pre-meditated attack.

01.30 BST (UK) - Terrorism Investigation opened by French Authorities.

06.28 BST (UK) - Death toll once again increased up to 84. Driver revealed as a 'known' French-Tunisian, known for small offences.

07.30 BST (UK) - French President Francois Hollande chairs and Emergency Security Meeting with the Ministers of Defence and Security.

09.25 BST (UK) - Police now doing searches of the local area, including the beach, for any suspicious devices potentially left prior to last nights atrocities.

09.31 BST (UK) - All Police Reserves and State Services are to be mobilised across the country, mainly Paris. The State of Emergency has also been extended by an additional 3 months, it was expected to end come July 31.

09.33 BST (UK) - 2 Days of National Mourning declared by the French Prime Minister. PM also requiring nothing but solidarity and for everyone to come together following the attack.

10.57 BST (UK) - 10 children confirmed as amongst the deceased. Up to 15 more remain in hospital with severe injuries

10.58 BST (UK) - Suspect opened fire upon exiting the vehicle, immediately being neutralised by French Police. Over 10 rounds fired towards the suspect.

17.36 BST (UK) - Police have been carrying out searches of the attackers home and vehicles, a controlled explosion was carried out. Neighbours call the man 'a loner'.

A 19 tonne lorry has struck a crowd during Bastille Day celebrations in the southern French city of Nice, with reports of many dead. An exchange of gunfire followed after the initial incident and saw the suspect shot dead by over 5 French Police Officers.

It's understood that the vehicle travelled along the walkway for around 2km, striking hundreds of civilians watching the fireworks.

Firearms and small explosives were found in the lorry, suggesting motive for a further assault should the suspect have not been killed.

The incident took place on the famous Promenade des Anglais during a firework display after Bastille Day celebrations across France.

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Dozens of people lying on the street, some being tended to. Others dead upon impact with the lorry. Bodies lay motionless in pools of blood all over the street, many with significant injuries to limbs.

The local prefecture has urged people in the area to remain indoors, calling the incident "an attack". But later describing it as a terrorist attack.

Nice Mayor Christian Estrosi said that "a lorry driver appears to have killed dozens of people".

A local official was later quoted as saying that at least 30 people were dead.

A journalist with the Nice Matin newspaper reported from the scene that there was "a lot of blood".

An Agence France-Presse reporter said the incident took place as the firework display was ending, adding: "We saw people hit and bits of debris flying around."

Barack Obama: On behalf of the American people, I condemn in the strongest terms what appears to be a horrific terrorist attack in Nice, France, which killed and wounded dozens of innocent civilians.

Nicolas Sarkozy: Deep emotion and infinite sadness at the #Nice06 attack. Solidarity with the #Niois

Justin Trudeau: Canadians are shocked by tonights attack in Nice. Our sympathy is with the victims, and our solidarity with the French people.

Downing Street spokesman: We are shocked and concerned by the scenes there. Our thoughts are with all those affected by this terrible incident on what was a day of national celebration.

Donald Trump: Another horrific attack, this time in Nice, France. Many dead and injured. When will we learn? It is only getting worse.

March 2012: A French Algerian killed three soldiers, a teacher and three young students at a Jewish school in Toulouse. He was later shot dead.

23 May 2013: A convert to Islam named as Alexandre Dhaussy stabbed a French soldier in the neck at La Defense in Paris. The soldier survived the attack.

December 2014: A French national born in Burundi attacked several police officers at a station in Joue-les-Tours. He had a knife and shouted "Allahu Akbar". He was shot dead.

7 January 2015: Sad and Chrif Kouachi shoot dead 12 people at the offices of satirical magazine Charlie Hebdo in Paris.

8 January 2015: Amedy Coulibaly killed a policewoman before entering a Jewish supermarket in Paris where he shot dead four others. Both Coulibaly and the Kouachi brothers were later shot dead by police.

26 June 2015: In a chemical factory near Grenoble, one man was beheaded and several others were injured. One man was arrested in what President Franois Hollande called a terror attack.

21 August 2015: Three off-duty American marines overpowered an armed gunman on a high-speed train from Amsterdam to Paris. Three people including the suspect were injured. The Americans and several other passengers held the man down until police arrived. He was later arrested in Arras, northern France.

13 November 2015: Scores dead as men armed with Kalashnikovs and grenades carried out a series of attacks at restaurants, a concert hall and outside the Stade de France in Paris. President Hollande closed the borders and declared a state of national emergency.

13 June 2016: A police officer and his wife, a police secretary, were stabbed to death inside their home near Paris by a man who said he had pledged allegiance to Islamic State.

14 July 2016: More than 80 people were killed and scores injured when a terrorist drove a lorry into a crowd of Bastille Day revellers in Nice.