It was at Antioch that Jesus' followers were first called Christians.
It is so because that is were the Spaniards first docked spreading Christianity while looking for spices.
Christianity first came into existence in Jerusalem, but Antioch was the first city in which anyone called them "Christians".
The "text" of Christianity is the Bible, also called the Scriptures
Orthodox Christianity.
Catholicism IS Christianity.
The first emperor to legalize Christianity is Constantine
An organized branch of Christianity is called denomination.
first of all........christianity has never ended
The Christianity of the western part of the Roman Empire was originally called Western or Latin Christianity. Later it came to be called the Catholicism.
Jesus Christ is the founder of Christianity, so it began with him. He was born in Bethlehem of Judea in Israel. The coming of Jesus Christ as the Messiah who would save the world from their sins was first told by God himself when Adam and Eve first sinned in the Garden of Eden. Christians were first called "Christians" in Antioch, but Antioch wasn't the the place where Christianity first began. It was already well under way.
Istanbul used to be called Constantinople. This was in honor of Emperor Constantine who was the first to accept Christianity, and required that his subjects become Christians, too.