Turkish Defense Minister Hulusi Akar was the protagonist in a rare unscripted Q&A session on Tuesday, following his address at a NATO parliamentary assembly in Istanbul, where he verbally spared with a group of Greek Parliament deputies.

Time is running out for the NATO Summit - expected at the end of the month (June 28-30) - where Recep Tayyip Erdogan will be called upon to take a clear position on the accession of Finland and Sweden to the North Atlantic Alliance.

The last thing NATO needs is another source of tension between Greece and Turkey, Greek Prime Minister Kyriakos Mitsotakis told veteran Washington Post editor and columnist David Ignatius on Monday, during a live-streamed Q&A session at Georgetown University on Monday.