The Nemesis DLC for Stellaris introduces a new diplomatic feature. Empires with sufficient leverage in the Galactic Community can get favorable laws passed to make themselves stronger and weaken their enemies. In times of crisis, a powerful empire might even be appointed Galactic Custodian, given broad powers to help fight whatever threatens the people of the galaxy.
Related: Stellaris: How To Deal With Marauders And The Khan
Of course, once you have that kind of power it might seem hard to give it up. With this guide, you can become Custodian and use your influence to declare yourself Galactic Emperor!
Once enough empires have encountered one another, an event will trigger allowing the foundation of the Galactic Community. At least three empires must agree to form the Galactic Community; if this threshold is not reached, there will not be a second chance.
Members of the Galactic Community can propose up to one Resolution at a time, voting for or against all resolutions using a score called Diplomatic Weight. Diplomatic Weight is determined by an empire's Economy, Population, Military, and Technology and can fluctuate wildly over the course of a campaign.
Most Resolutions in the Galactic Community will cause these four factors to contribute more or less Diplomatic Weight. By passing laws that favor your biggest contributors, you can increase your voting power for future Resolutions.
The Senate will only debate one Resolution at a time, usually over a period of four years before holding the final vote. When the timer is up, the side with the most Diplomatic Weight - either for or against the Resolution - wins the vote and the Resolution passes or fails accordingly. Empires can change their stance on a Resolution at any
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