A UK Tamil student travelling on summer vacation to Sri Lanka was detained by the Criminal Investigation Department (CID) on Thursday, reported Tamilwin.
The student, Thuwakaran Nagenthirarajah, is currently completing his higher education in London.
According to Tamilwin, he was questioned for several hours as to whether he had participated in a protest in London against the Sri Lankan government, and links to the LTTE.
The CID have ordered further investigations. Thuwakaran has denied all allegations.