Far-right ultranationalist groups are exploiting old enmities and new fears across the Continent.
Kurdish leaders expressed concern that the anti-Erdogan protests might be exploited by ultranationalist groups that have opposed the prime minister's rapprochement with the Kurds.
Claiming 12,000 members, it is the most visible of a new batch of ultranationalist groups known as the Net right because they use the Internet to organize.
Mumbai police have set up a hotline and pledged extra security for any cinemas that choose to show an upcoming Bollywood blockbuster starring a Pakistani actor, as ultranationalist groups threaten to disrupt screenings with violence.
They are also different from Japan's existing ultranationalist groups, which are a common sight even today in Tokyo, wearing paramilitary uniforms and riding around in ominous black trucks with loudspeakers that blare martial music.
Ukraine's two biggest ultranationalist groups denied that they had instigated this week's disturbances.The UK Independence Party won its first seat in the House of Commons after an MP who had switched from the Conservatives won a by-election.
