Han Sang's fate. The engineering section of the Golden Eagle catches fire during a battle with the Invid, and he is literally consumed in flames as the engine room explodes.
Hearing the radio broadcast of the 21st Mars Division's attempt to liberate Earth, as it is clear that the battle is lost.
The Purifier rape camp, where girls and women are raped daily. Unfortunately Truth in Television, as this happened in places like the Balkans and the Congo.
The cannibals in the Sudd swamp.
the destruction of the original Invid homeworld. Several missiles are fired at it, and then it just vanishes.