Freedom of speech isn't a Christian idea though its a western idea. Outside of the west freedom of speech isn't strongly embraced.
How much freedom of speech did Catholic Latin Americans have living under dictatorial regimes.
Toby why don't you try reading. How much did you think Galileo, Copernicus, Voltaire, Locke, Rousseau, Descartes and others stood for the Christian ideas of the age. You forget how much at that time the church was a retarding element to progress and definitely not an instrument of one.