Using a social media platform specifically built as a harbor for racists, xenophobes, misogynists, homophobes, and fascists is simply a data point supporting an assertion about your beliefs.
> If my understanding is inaccurate, I welcome correction
You're similarly free to redirect that welcoming attitude toward doing your own due diligence about the topics on which you speak publicly. The US was not founded upon Christian morals [0]; further, Christian morals are objectively shit - any religion with a deity that advocates for slavery has no place in civilized society.
"The government of the United States is not, in any sense, founded on the Christian religion."
-John Adams
0. https://www.huffpost.com/entry/founding-fathers-we-are-n_b_6...