This command will conquer (in other words, annex) all of the land of the specified country for your own.
The syntax for the conquerall command is as follows:
conquerall [country tag] DLC: Hearts of Darkness
This command has the following arguments:
|Country Tag||The country tag of the country you wish to claim all territory from.|
Find below working examples of the conquerall command.
Germany has a country tag of GER. This command would make your country conquer all of Germany's land.
Mexico has a country tag of MEX. This console command would cause your country to instantly conquer all of Mexico's land.