Police on Tuesday detained seven Islamic State suspects in Ankara accused of preparing attacks on national holidays in Turkey, media and officials said.

They were planning attacks on Republic Day on Thursday and ceremonies on November 10 which commemorate the death of the founder of the modern Turkish state, Mustafa Kemal Ataturk, NTV broadcaster reported.

Special forces police raided the homes of the suspects, two of whom were believed to have played an "active role" in armed fighting in Syria, the channel added.

AFP