Tempocracy

A "Tempocracy" is a form of government that uses control of time to force it's will on people. By erasing problem elements from the time stream before they can become an issue, an established Tempocracy can effectively become impossible to defeat.

In Steins;Gate
In the Alpha Worldlines, SERN attempts to force a Tempocracy, while attempts by DURPA and Russia to do this lead to nuclear war in Beta.