What is Christian dominionism? From Got Questions dot Org

Christian Dominionists believe that God desires Christians to rise to power through civil systems so that His Word might then govern the nation. The belief that “America is a Christian nation” is sometimes called “soft dominionism”; the idea that God wants only Christians to hold government office and run the country according to biblical law is called “hard dominionism.” Dominion theology’s beliefs are based on Genesis 1:28, which says, “Be fruitful, and multiply, and replenish the earth, and subdue it: and have dominion over….