Possible Clues:

• Zorba's place
• Mediterranean republic
• Get at hen's fat, by the sound of it, there
• Crete's country
• The fat of the land, by the sound of it
• Its one-euro coins depict an owl
• Get at hens there with fat, by the sound of it
• Where there's oil, by the sound of it
• Nation aided by the Truman Doctrine
• See 12-Down