Although humanity, to this date, still does not understand why these damned religious civilizations would do such things, they still felt a deep sense of crisis.
Some civilizations just like to expand their boundaries, even if such boundaries can never be maintained; these civilizations still carry out such actions. Much like India on Earth, since its independence, it has continuously expanded through aggression, enlarging its territory, annexing the sovereign state of Sikkim, occupying Silver-controlled Kashmir, invading Xia Country's territory in Southern Tibet, and covertly stealing land from Bhutan and Nepal…
In summary, there are indeed interstellar civilizations like this; they want to directly govern any wisdom civilization they encounter, and desire to occupy any habitable planets they find, regardless of the possibility of there being hundreds of billions of habitable planets in the Milky Way…
