Possible Clues:

• One would have found a testier James Joyce there
• Wine not half knocking out American in gallery -- and port
• Major port on the Adriatic
• Italian port neighboring Slovenia
• Dismal as before around eastern port
• The Austro-Hungarian empire’s main seaport
• Samples extremely tolerable European port
• The southern end of the Iron Curtain, in Churchill's formulation
• Hears them, oddly, in Italian city
• Gulf and port in north-east Italy