For that moment, he had seen 143 not as a tool, a weapon in the fight to defend humanity, but as his son.
We go to defend humanity against alien aggression.
They were genetically changed to defend humanity in the Warhammer 40,000 universe.
How can I defend humanity, when my people are not even sure they want to defeat their enemy?
The player characters are somehow capable of seeing through this veil, and typically take on responsibility for defending humanity from the monsters.
And I think they'd fight to defend humanity against an alien threat, if we asked them nicely.
She, like us, is sworn to defend ordinary humanity from magical assaults.
You don't give up your humanity to defend humanity!
Defending humanity all around the world definitely provided plenty of exercise.
If we don't defend humanity, we'll be just as dead as the rest of them.