R.C. Sproul, Sr.: History of the Reformation
http://rymoffer.org/learn/articles/the-history-of-the-reformation/
The History of the Reformation
by R.C. Sproul
“A cesspool of heresies.” This was the judgment rendered by Holy Roman Emperor Charles V on May 26, 1521, shortly after Luther took a stand at the Diet of Worms.
Earlier, in the bull Exsurge Domine, Pope Leo X described Luther as a wild boar loose in the vineyard of Christ and