This Week in Texas Methodist History
Cumberland Presbyterians Defend Church State Separation July, 1838.
In a nutshell, the founders of the Republic were adamantly opposed to entangling the affairs of church and state. They were so strong in their separationist beliefs that the first draft of the Texas constitution denied preachers the right to vote. It was modified to allow them vote but not hold office. Homer Thrall credits William Crawford, a member of the convention, for the amendment. The prohibition against clergy holding political office continued through several constitutions.
Read more at the Texas Methodist History Blog