ATHENS, Jan 31 (AFP-NT) - Greece and Turkey concluded an agreement overnight acknowledging Greek sovereignty over a disputed Aegean islet, following the intervention of US assistant secretary of state Richard Holbrooke, Greek Defence Minister Gerassimos Arsenis said Wednesday. The accord enabled both Turkish and Greek forces to disengage from around Imia, or Kardak, a rocky islet off Turkey's southwest coast whose possession is the object of a dispute that flared at the weekend between Athens and Ankara. AFP /AA1234/310528 GMT JAN 96

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