The Waking the Tiger Add-on for Hearts of Iron IV (Win 10) has 5 achievements worth 75 gamerscore.
As Germany, bring back the Kaiser, kill Mussolini and put Victor Emmanuel as Italy's leader
As Colombia, form Gran Colombia and have 10 Carriers and 10 Battleships.
As Imperial Germany, conquer a Caribbean island.
As Manchukuo, restore the Qing dynasty.
As Greece, Form Byzantine Empire.