Russia and Turkey are two countries that have perpetually had a friend-enemy relationship. For sever al centuries already, they have encountered conflict in the Caucasus and in the Black Sea region. However, that time is history is behind us now. Today, in the era of geopolitical insecurity, close strategic co-operation is possible between Russia and Turkey exactly where Turkish and Russian troops have shed their blood in the Crimea, the Caucasus, and in the region around the Black Sea.