Coca Cola has made and kept its fortune by successfully associating a syrup that is bad for you with Pure Happiness.
Marketing, media exposure, and subliminal messaging both turned Americans completely against weed from the 70s-2000s and then also now completely in support of weed legalization in the past decade.
Similarly, as we’re seeing play out today, the right has found success marketing the “danger” of drag queens to turn political opinion against the LGBTQ community, which itself gained overwhelmingly acceptance in the face of once-overwhelming disapproval by powerful self-determination and taking control of how they were portrayed in the media.
The same forces that convince people en masse to buy a certain brand can just as easily be used to affect how we view any political issue.