The Kingdom of Germany became the core of the Holy Roman Empire.
The Holy Roman Empire was dissolved following the Napoleonic Wars.
The German Confederation was established to unify the German states.
Germany was unified into a modern nation-state with the establishment of the German Empire.
The German Empire was replaced by the Weimar Republic after World War I.
The Nazi party established a totalitarian dictatorship in Germany.
Germany was split into the Federal Republic of Germany and the German Democratic Republic.
East and West Germany reunified after the fall of the communist government.