Pope Leo XIV’s Shocking Take on Why Choose Catholicism Over Protestantism

When Protestant leaders gathered in Vatican City, expecting a diplomatic exchange, they were met instead with a direct and profound challenge from Pope Leo XIV, the first American-born pope in the Church’s two-millennia history. His response to their question—why choose Catholicism over Protestantism when both follow the same Bible—was not what anyone anticipated.

Pope Leo XIV didn’t offer vague calls for unity or respectful dialogue. Instead, he posed a foundational question that cut to the heart of Christianity: Did Jesus Christ establish one Church with living authority to guide believers, or did He simply hand down a book and leave everyone to interpret it alone? This question exposed the core divide that has fractured Christianity for 500 years.

Tracing back to the early Church, Pope Leo XIV highlighted the Jerusalem Council around 50 AD, where apostles, led by Peter, made authoritative decisions binding all Christians—long before the New Testament was compiled. This early example showed that Christianity was never meant to be a faith based solely on personal interpretation of scripture but one grounded in apostolic authority guided by the Holy Spirit.

The pope then turned to a critical contradiction in Protestant theology: while Protestants claim “sola scriptura” (scripture alone) as their foundation, the very Bible they rely on was canonized by the Catholic Church through councils in the 4th and 5th centuries. In other words, they depend on Catholic authority to determine the Bible’s contents but reject that same authority when it comes to interpreting scripture.

Pope Leo XIV read aloud Jesus’ promise to Peter in Matthew 16:18-19, where Christ gives Peter the “keys to the kingdom,” establishing a prime ministerial authority in the Church. This wasn’t metaphorical language but a clear institution of hierarchical authority meant to preserve unity and truth.

He then addressed the American cultural context, recognizing the nation’s deep-seated love of freedom and individualism. The idea of personal Bible interpretation fits perfectly with democratic values but leads to fragmentation—over 40,000 Christian denominations today, each claiming the same Bible yet disagreeing on fundamental doctrines.

Using a vivid analogy, Pope Leo XIV described Christianity as a fruit basket: Catholicism embraces the whole basket, containing faith, works, scripture, tradition, evangelism, social justice, and more, while Protestant denominations often focus on individual “fruits”—isolated aspects of the faith—resulting in an incomplete picture.

He also tackled concerns about Church doctrine development, explaining that the Holy Spirit continues to guide the Church’s understanding without adding new revelation, clarifying complex issues that the apostles never faced, like bioethics and technology.

In closing, Pope Leo XIV extended a heartfelt invitation—not condemnation—to Protestants and seekers alike. He emphasized that the Church is not perfect, its members are flawed, but it is the institution Jesus founded, promised to endure against all opposition, and entrusted with the fullness of truth.

The pope’s message was clear: choosing Catholicism means embracing the whole truth, the living authority Jesus established, and the unity He prayed for—not fragmented personal interpretations that lead to division.

This compelling address challenges every Christian to reconsider where the fullness of faith truly resides and confront the critical choice between unity and division, authority and individualism.