<div>We are concerned by the arrests of 13 activists in Thailand who were detained for defying a military order banning political gatherings of five or more people. Eight of those arrested on June 23 in Bang Plee Industrial Area in Samut Prakarn Province, south of Bangkok, were students affiliated with the New Democracy Movement (NDM). The three others were labour rights activists. At the time of their arrest, they were distributing leaflets related to the upcoming referendum on the draft Constitution. </div>