Christianity is a monotheistic religion, encompassing many religious traditions that trace their origins to Jesus Christ. Christians believe that Jesus is the Son of God, and the Lord and sole Savior of all humanity as the Jewish Messiah. Over the past two millennia, Christianity has diverged into three main branches: Catholicism, Protestantism, and Eastern Orthodoxy. Collectively, it is the world's largest single religion, with nearly a third of the world's population as its adherents. (more...)