Regarding “4” - the wall of separation between “Church and State” was there to protect the Church, NOT the State.
Regarding 4 - the wall of separation between Church and State was there to protect the Church, NOT the State.
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From the states side there is a impenetrable six feet thick stone wall. from the church side there is no wall. The church can reach through and slap the state silly.
More to the point, it was there to protect the rights of the individual states to maintain their own official churches without having the federal government supersede that.