If a king is the monarch leader of a sovereign state;

If a king is the monarch leader of a sovereign state;
If an emperor is the monarch leader of multiple sovereign states or a collection of colonies;
Then what do we call the theoretical position of a leader of the world

A caliph.

Head rabbi.

Kosmokratos

Black Pope

Secretariat

God.

Rex mundi

Kang

Major Cuck

Shahanshah

Autarch

>Shahanshahansha
ftfy

It's not that hard

...

Trump

Arch Emperor

>If an emperor is the monarch leader of multiple sovereign states or a collection of colonies;

AN EMPIRE DOES NOT HAVE COLONIES; YOU ARE CONFLATING EMPIRE WITH COLONIAL POWER; THE HEAD OF A COLONIAL POWER IS NOT AN EMPEROR, BUT A TYRANT, OR ARCHTYRANT.

>Then what do we call the theoretical position of a leader of the world[?]

EMPEROR, OR AS SOMEONE ALREADY POSTED, ARCHEMPEROR.

universal monarch, or the son of heaven

Victoria was empress of india, and india was a colony of the British empire you filthy tripfag

YOUR "READING COMPREHENSION" MUST BE VIRTUALLY NULL.

The leader of the world calls themselves whatever they damn well please

Sovereign