https://en.wikipedia.org/wiki/Francis_Bellamy
Francis Julius Bellamy (May 18, 1855 – August 28, 1931) was an American Christian socialist Baptist minister and author.[1] He is best known for writing the original version of the Pledge of Allegiance in 1892.
“Under God” makes entire sense when you remember that, if Americans have ONE shared cultural trait, it’s being morally flexible as long as you get rich. Trying to get rich is the only command they’ll follow, the one thing they’ll all agree upon. And they surely trust in their God printed on green paper, lol.