A better way of putting it:
“I value my core Christian faith as one of the top priorities in my life, and lean on it to guide me through good and bad times.”
NOT:
“I’m a Christian First, American Second”
Is this really difficult to understand how poorly-delivered that was?
Your relationship with the Creator of the universe is ONE of the top priorities of your life?
What could possibly be equal to a person's relationship with God?
Two Corinthians 3:12
Seeing then that we have such hope, we use great plainness of speech: