The answer is deep sea trenches
<u>Answer:</u>
<em>The Balkans were a group of countries in eastern Europe, between the Austro-Hungarian and Ottoman domains. </em>Their area made the Balkans deliberately significant, so European forces were centered around occasions there.
Prior this year, the European Union discharged its <em>Strategy for the Western Balkans, where the sound extension point of view for the six staying Western Balkan nations was repeated. </em>
Some considered the to be as a route forward, others as a basin of cold water for the district, <em>yet nobody recoiled at the expression Western Balkans itself.</em>
