The Battle for the Bosporus Add-on for Hearts of Iron IV has 20 achievements.
As Kurdistan, hold all of your cores.
As Finland, defeat the Soviet Union without joining a faction.
Win the Greek Civil War before 1937.
As Greece, fulfill the Megali Idea and then form Greater Greece.
Restore Byzantium and have Italy, Romania, and Russia as subjects.
As Greece, capture Istanbul and rename it to Constantinople.
As Greece or Bulgaria, own both sides of the Bosporus. As Turkey, subjugate both Greece & Bulgaria.
As Greece, liberate Albania while being at war with Italy.
As Peter II of Yugoslavia, overthrow your uncle and become King.
Restore the Ottoman Sultanate.
Unite Arabia with thirty camelry divisions.
As Turkey, be in a faction with Germany and Austria-Hungary.
As Yugoslavia, establish the autonomous region of Transylvania and have it own all Romanian cores.
As Bulgaria capitulate Turkey while also controlling the rest of the Balkans, including Greece.
As Communist Bulgaria, form the United Balkan Federation and own all Balkan states as cores.
As Romania, change sides in the war and capitulate a former ally.
As Yugoslavia or Bulgaria, be at war while both countries are ruled by a child.
As the Ottoman Empire, hold the capitals of France, the United Kingdom, Italy, and Japan.
As non-aligned Turkey, have zero negative state modifiers.
As Bulgaria, complete the focus The Fate of the Balkans while having 5 or more Balkan puppets.