The dead body of a Danish man was found Sunday in a hotel room in the coastal town of Jiyeh, state-run National News Agency reported.

NNA said 44-year-old Peter Edmond Jorgensen died in his room at the Golden Tulip Jiyeh Marina-Resort.

Switzerland tops a global ranking of happiness, closely followed by Iceland, Denmark, Norway and Canada in a comprehensive study unveiled by academics in New York on Thursday.

The 2015 World Happiness Report is the third annual report that seeks to quantify and explain happiness in 158 countries as a means of influencing government policy across the planet.

The number of Europeans fighting with jihadist groups in Syria could exceed 6,000, a top EU official told a French newspaper Monday.

"At the European level, we estimate that 5,000-6,000 individuals have left for Syria," EU Justice Commissioner Vera Jouriva told Le Figaro in an interview, adding the true number was likely to be far higher due to the difficulty of tracking foreign fighters in the conflict.

The Nordic countries pledged Friday to step up military cooperation in a declaration which referred to Russia as the "biggest challenge to European security".

The defense ministers of Norway, Sweden, Denmark and Finland and Iceland's foreign minister said they were responding to a changed security situation caused by Russia's involvement in the Ukraine conflict and increased Russian military activity in the Baltic region.

Five men charged with helping the gunman behind last month's deadly attacks in Copenhagen have been remanded in custody for another four weeks, police said on Thursday.

"The five suspects in connection with the shootings... will remain in custody," Copenhagen police wrote on Twitter.

Sweden is seeking to quell an unprecedented diplomatic spat over human rights with Saudi Arabia which has seen ambassadors recalled and arms sales cancelled, drawing comparisons with Denmark's Mohammed cartoons controversy.

Stockholm's relations with Riyadh have nosedived since leftist Foreign Minister Margot Wallstroem told parliament in a February speech the oil-rich state was a "dictatorship" that violated women's rights and whipped bloggers.

A prominent Jewish figure urged the United States on Tuesday to beware surging anti-Semitism in Europe and warned that seven decades after World War II Jews on the continent are having to look over their shoulders once more.

World Jewish Congress (WJC) president Ronald Lauder told a congressional committee in Washington that the United States could not sit by quietly, with events such as the recent attack in France underlining the growing threat.

Two groups linked to criminal gangs opened fire in a shopping mall in suburban Copenhagen on Wednesday, injuring three people, police said.

"Everything indicates that two gang-related groups have clashed inside the shopping center," Copenhagen police said in a statement.

The number of people applying for asylum in Denmark has plunged after the country tightened its immigration laws last year to stem the influx of Syrian refugees, data released Wednesday showed.

In January, 626 people -- around half of them from Syria -- applied for asylum in the Scandinavian country compared with 3,150 in September, according to the Danish Immigration Service.

Danish authorities have forced a 15-year-old Muslim boy into a juvenile home in an unusual move aimed at preventing him being radicalized by his father, a report said on Sunday.

Child care authorities in the town of Aarhus feared that the boy's father might persuade him to travel to Syria to fight with Islamic extremists and placed him into care in September, the daily Jyllands-Posten reported.