ELI5: Explain Like I'm 5

Christendom

Christendom is a term used to describe the world of people who believe in Christianity, which is a religion that believes in one God, who is a loving parent and creator of the world. Jesus was born to a woman called Mary and he taught about how to be good and kind, and how to follow God's rules. People who follow Christianity are called Christians and they usually go to church to pray and learn more about the Bible. People in christendom often work together to help the sick, poor, and needy. They also work to spread their beliefs to other parts of the world.