What themes did they emphasize in the world war 1 propaganda?

Dehumanization- the process of making the enemy appear inhuman.

Demonization- the process of making the enemy appear evil

Masculinity/Femininity- Portrayal of women as frail and needing a man to protect them.

Fear- Showing something that caused the target audience to fear the enemies causing the audience to take action.

Nationalism: Pride in one's nation and the image of your country being threatened by another cause the target audience to take action.