How to spot propaganda

The desire to manipulate public opinion has been present in every state, ethnic, social, or cultural entity, and has been present in social circles since the beginning of time, evolving from primitive to almost imperceptible for an untrained eye. Many of us still associate this term with war poster campaigns, protest banners, and street graffiti, yet its presence goes a long way and it has extended its slender, vile fingers up to adverts and commercials today.

What even is propaganda?