The shooting down of the jet led Moscow led to a crisis in relations between Moscow and Ankara. Russian President Vladimir Putin described the incident as a "stab in the back" and imposed a number of restrictive measures against Ankara, repeatedly calling on the Turkish government to apologize and cover any material losses to the pilot`s family.
Putin signed a decree last month that lifted sanctions against Turkey, following an apology from Turkish President Recep Tayyip Erdogan.
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