People are killed in limited military actions, police actions, and by civilians. Several are shot, some at point blank range; we see the impact and entry wounds in heads. In one instance a man is murdered by pistol; the impact isn't shown but some blood and brains are shown sticking to a wall. A bloody trail through the snow is shown after one person is shot. A person falls from a window and is shown with blood pooling around the head. Most other deaths are depicted with little or no blood.
We see the violent impact of a car striking a pedestrian.
A plane is destroyed in mid-air and the occupants implied to die.
A car is rammed over an embankment.
A bus full of people explodes. Various other places and people are attacked with explosives.
Threats of violence by gun, bomb, and military weapons occur throughout the series.
We see a man commit suicide with a handgun. Blood splatter is shown, and then the body laying in a pool of blood, both from a medium distance.