The Tamil Tigers are a military operation. Allegience is to the military leader and the military/political cause and goals, not religion.
http://news.bbc.co.uk/1/hi/world/south_asia/2381015.stm
That's for the info. Why do you think they would come to NY to purchase weapons?
Maybe they're deciding since so many people from that area have come over here on H-1B visas, they're going to take the fight directly to the enemy ;-)
Full Disclosure: Yes, I had a boss from Sri Lanka once upon a time.
Cheers!
Well, I stand corrected.