John Knox (c. 1514 – 1572) was a Scottish clergyman and theologian who became a key leader in the Scottish Reformation. He is widely regarded as the founder of the Presbyterian Church of Scotland.

Huldrych Zwingli (1484-1531) was a key figure in the Swiss Protestant Reformation and the founder of the Swiss Reformed Church.

On November 1, 1533, theological controversy erupted once again in connection with All Saints Day. But instead of Germany, this drama occurred in Paris, France.

On Oct 31, 1517, the monk, Martin Luther turned the world upside down with a few shift taps on the door of the Wittenberg Chapel.

On October 31, 1517, Martin Luther set off an earth quake that would reorder Christendom with a few taps of a hammer and with a postage stamp.

Martin Luther accidentally drove a nail into the heart of the Roman Catholic Church on October 31, 1517.