They were released after three hours
Mr Pavlopoulos spoke at a ceremony on occasion of 98th anniversary of the liberation of Alexandroupolis
Greek government concerned over his speech before thousands of Muslims
32-year-old Syrian was arrested on Friday by Greek police
He had videos & photos of executions & celebrations over corpses!
"I want to be well informed about the region so that I can present in the best possible way, on the Chinese side, the opportunities offered for a mutually beneficial cooperation"
We will defend our national rights, he says
Greek PM touring Thrace