Roman Catholic Church
The First Vatican Council, better known as Vatican I, represents one of the most significant moments of self-definition in the modern history of the Roman Catholic Church. Meeting from 1869 to 1870, it set doctrinal boundaries that continue to shape Catholic theology, authority, and identity today. Though commonly remembered for defining papal infallibility, the council’s origins, purpose, … Read More “Vatican I: Origins, Decisions, and Lasting Impact” »