'It is hard to see the militants retaking control of the north, but they have the capacity to continue causing trouble for a long time, said Paul Melly.
The likelihood is that for some time to come Hong Kong will continue to be a center in the region where people are willing to move to, live and work because of the global and cosmopolitan spirit of its people, writes Kerry Brown.
'Any Russian or western intelligence agency looking at potential threats in the future would see this area as a potential source of trouble but I'm not sure that anybody yet has any clear information about what the agenda of these groups might be, beyond what they're doing at the moment - and a lot of that is fighting each other,' says David Butter.
'In rich democracies, risk weighs more heavily than opportunity - public scrutiny and tougher safety and environmental rules will simply make many Arctic oil and gas operations unprofitable,' says Glada Lahn.
'I’m talking about the existing legal basis of scrutiny of financial accounts in European banks of politically exposed people. And we do know there are senior government officials in Ukraine who are banking in Europe - and the source of this funding is quite dubious,' said Orysia Lutsevych.