Following the dissolution of the Austro-Hungarian Empire, Croatia joins the newly formed Yugoslavia, consisting of modern day Croatia, Serbia, and Slovenia.
The Kingdom is renamed Yugoslavia.
Nazi Germany invades the Kingdom and institutes a fascist puppet government.
Croatia becomes one of the six republics of the Federal Socialist Republic of Yugoslavia.
Croatia declares its independence leading to a war with the Serbian supported Yugoslav army.
The war with Yugoslavia ends in a Croatian victory, however, Croatia is left with an $37 billion in damaged infrastructure, lost output, and refugee costs causing the nations GDP to fall by over 21%.
Croatia restores diplomatic relations with Yugoslavia.
Croatia officially joins NATO.
Croatia becomes the 28th member of the European Union.