King Christian was Lutheranism, which is a major branch of Protestant Christianity that identifies with the theology of Martin Luther, a German Reformer.
There has been 10 kings of Denmark called Christian as their main name (and then a lot who has it as one out of several middle names). The longest reign was that of Christian IV : 60 years from 1588...
yes
According to the website linked below, no. He authorized the King James Version of the Bible, and paid for it, but had nothing to do with the actual writing of it.