Interesting. I can’t say I know anything about the novel this film is based on. So I turned to Wikipedia and learned this:
Read The RestSometime in the near future, humanity began to explore the solar system and master interplanetary spaceflight. In doing so, they encountered an alien race known as the Formics, derogatorily dubbed “buggers” due to their insect-like appearance, scouting the system and establishing a forward base in the asteroid Eros. The Formics attacked the humans and the two races entered into two drawn-out wars. Despite political conflict on Earth between three ruling parties, the…