All a stupid person needs is a lot of stupider people.

People who project their own fears, weaknesses and failures onto others are easy marks for exploitation, selling their own fortune, honor, opportunity and welfare for a change to "own" some minority. It varies from exploiter to exploiter. Lately, "Foreigners, Minorities, Women, Socialists, Gays and Liberals" in the graphic. [0] Stock fascist playbook.

Every appeal is to "the old brain".

[0] https://i.ibb.co/JtSWj63/Voterep-1.jpg