France mourned the 130 people killed in the November 13 Paris attacks, with President Francois Hollande set to lead a solemn ceremony in honour of the victims.
Russia's President Vladimir Putin vowed vengeance after Moscow confirmed that a bomb attack brought down a passenger jet over Egypt last month, killing all 224 people on board.
The Paris attacks show it is more vital than ever to coordinate global efforts to fight terrorism, France's foreign minister said, vowing that French "international action" will not stop.
British Prime Minister David Cameron said he was "shocked" after at least 18 people were reported killed in multiple attacks in Paris, including one near the Stade de France sports stadium.
Sirens blaring, blood on the roads, weeping relatives: nightmare scenes played out on the streets of Paris on Friday night as at least 120 people were killed in simultaneous attacks.
Four more people have died of injuries sustained in a devastating nightclub blaze in Romania, taking the toll in the inferno that brought down the government to 50.
Poland is prepared to take Russia to court over what it sees as foot-dragging in the investigation of the 2010 air crash in which then president Lech Kaczynskidied.
A rescue operation to pull people from the rubble of a collapsed Pakistani factory ended after nearly a week, with the death toll at 45 and more than 100 survivors plucked from the debris.
Authorities ordered a curfew in parts of Indian-administered Kashmir after hundreds of separatist activists were arrested on the eve of Prime Minister Narendra Modi's visit to the disputed region
Analysis of black boxes from the Russian plane that crashed in Egypt killing 224 people points to a bomb, sources close to the probe said, as Moscow halted flights to the country.
Numb with grief, a young woman wept and called for her mother at a funeral in a small village in northwestern Russia for one of the victims of the plane crash inEgypt.
Rescue crews resumed digging through the rubble of a collapsed factory in Pakistan as officials said they expected to find at least two dozen more bodies, with the death toll standing at 23.