Mary felt that England had to return to the Catholic faith. She had many people killed for opposing her. Mary almost had Elizabeth killed but Elizabeth managed to appease her sister and pretend to be Catholic. After Mary died of cancer, Elizabeth went back to the Church of England. She was not as extreme as her sister. She was tolerant of other religions as long as as they did not try to change her rules.
Chat with our AI personalities
She was ostensibly a Protestant Christian.
Elizabeth Tudor
Elizabeth Windsor (i think)
If you mean Elizabeth I then Tudor was her family name. Her Grandfather Henry VII (Henry Tudor) belonged to the Tudor family. His father was Edmund Tudor and his father was Owen Tudor. Owen Tudor married the Queen in secret after the king died.
Elizabeth Tudor