Today in History—October 31: A Reformation Ignites: References & Edit History

Article Contributors

Primary Contributors

  • Melissa Petruzzello
    Melissa Petruzzello (she/her) is Assistant Managing Editor and covers plants, algae, fungi, insects, spiders, renewable energy and environmental engineering. She also handles certain topics in Christianity, notably Protestant history and churches. 

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Estimated number of Protestants worldwide corrected. Oct 31, 2026
Media added. Oct 27, 2026
New article added. Oct 22, 2026
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