This command will freeze your nation's diplomatic points at 5, making them infinite. This is a toggle command - run it again to disable it.
The syntax for the debug alwaysdiplo command is as follows:
debug alwaysdiplo DLC: Hearts of Darkness
Find below working examples of the debug alwaysdiplo command.
This is the only way you can use this command. If alwaysdiplo is disabled (default), this command will enable it, otherwise it will disable it.