[4] However, the movement has shifted from solely being an animal rights group to openly talking about political issues, mainly illegal immigration.

[5] In 2020, the organisation announced that they will be forming a party that will participate in the 2020 parliamentary election, in a coalition with the far-right anti-vax "I live for Serbia" movement.

Its leader, Pavle Bihali, appeared under a Russian minority ballot list for the 2022 election which was ultimately rejected by the Republic Electoral Commission (RIK) because it did not collect enough valid signatures.

According to the Public Prosecutor's Office of Serbia, Leviathan is a "paramilitary citizens association" and has been "aiming at violating guaranteed human or minority rights and caused racial, national and religious hatred".

[19][20] In November 2018, the leaders of the movement, Pavle Bihali and Aleksandar Buhanac were arrested for making threats on Facebook, but soon after they were released.