When did the Catholic Church split into Protestant?

Related questions

1. What did the Byzantine Empire call itself?
2. What was the Byzantine style of art?
3. How many Alexandrian manuscripts are there?
4. What does Byzantine mean as an adjective?
5. What does the gold in Byzantine art represent?
6. What caused Byzantine iconoclasm?
7. How is iconography important in art?
8. What does the Byzantine flag mean?
9. Is Byzantine medieval?
10. What does Textus receptus mean?

Tags

1. #church
2. #people
3. #protestants
4. #catholic
5. #about
6. #german
7. #reformation
8. #followers
9. #governments
10. #others
11. #began
12. #protested
13. #ideas
14. #faithful
15. #protestant
16. #called
17. #remained
18. #martin
19. #while
20. #known
21. #adopted
22. #luther
23. #split
24. #became