Answer:
The term fundamentalist was coined in 1920 to describe conservative Evangelical Protestants who supported the principles expounded in The Fundamentals: A Testimony to the Truth (1910–15), a series of 12 pamphlets that attacked modernist theories of biblical criticism and reasserted the authority
The 1920s was a decade of change, when many Americans owned cars, radios, and telephones for the first time. The cars brought the need for good roads. ... The telephone connected families and friends. Prosperity was on the rise in cities and towns, and social change flavored the air.