ULAN BATOR, July 15 -- Chinese Premier Li Keqiangon Friday extended condolences to the victims of an attack in the French city of Nice and their families and condemned "terrorism in all forms."

Li made the remarks while attending the 11th Asia-Europe Meeting (ASEM) Summit in Ulan Bator on Friday.

The summit started with a minute of silence observed for those killed in the attack on Thursday night.

Deputy Prime Minister and Minister of Foreign Affairs of Denmark Kristian Jensen, who is in Ulan Bator for the summit, said the attack "gave us more reasons to work together closely worldwide and in Europe to fight against terrorism and violence."

He said Demark is ready "to do whatever we can to stop terrorism. We hope we can try to form global partnership."

European Council President Donald Tusk told reporters outside the venue of the summit meeting that it is a tragedy and a sad day for Franceand Europe.

"We stand together with the French people and their government in fight against violence and hatred," Tusk said.

Latest media reports put the death toll of the attack in Nice at 80. French President Francois Hollandehas said the nature of terrorism behind the attack "can not be denied."