Early Christianity, otherwise called the Early Church or Paleo-Christianity, describes the historical era of the Christian religion up to the First Council...

Jewish Christianity is the foundation of Early Christianity, which later developed into Catholic and Eastern Orthodox Christianity. Christianity started...

Christianity (/krɪstʃiˈænɪti/ or /krɪstiˈænɪti/) is an Abrahamic monotheistic religion based on the life and teachings of Jesus Christ. It is the world's...

Historiography of early Christianity is the study of historical writings about early Christianity, which is the period before the First Council of Nicaea...

controversy on religious male circumcision in early Christianity has played an important role in the history of Christianity and Christian theology. The circumcision...

The history of Christianity follows the Christian religion as it developed from its earliest beliefs and practices in the first century, spread geographically...

and syncretic range of religious thought and practice within Early Christianity and early Rabbinic Judaism (both of which were far less orthodox and theologically...

Baptism has been part of Christianity from the start, as shown by the many mentions in the Acts of the Apostles and the Pauline epistles. Although the...

Papacy in early Christianity was the period in papal history between 30 AD, when according to Catholic doctrine, Saint Peter effectively assumed his pastoral...

Celtic Christianity is a form of Christianity that was common, or held to be common, across the Celtic-speaking world during the Early Middle Ages. Some...

 100) and is thus also known as the Apostolic Age.[citation needed] Early Christianity developed out of the eschatological ministry of Jesus. Subsequent...

since the early medieval period, all of which have been considered heresies. Religious historians and scholars often define Nicene Christianity as being...

Gnostic theologians. Nonetheless, early Gnostic teachers such as Valentinus saw their beliefs as aligned with Christianity. In the Gnostic Christian tradition...

Chalcedonian Christianity is a term referring to the branches of Christianity that accept and uphold theological resolutions of the Council of Chalcedon...

written about male homosexual activities since the first decades of Christianity; female homosexual behavior was almost entirely ignored. Throughout the...

Christianity began as a Second Temple Judaic sect in the 1st century in the Roman province of Judea, from where it spread throughout and beyond the Roman...

in Early Christianity is a description of anti-Judaic sentiment in the first three centuries of Christianity; the 1st, 2nd, and 3rd centuries. Early Christianity...

Progressive Christianity represents a postmodern theological approach, which developed out of the liberal Christianity of the modern era, itself rooted...

proclaimed one God and the divinity of Jesus. Although some early sects of Christianity, such as the Jewish-Christian Ebionites, protested against the...

In Christianity, angels are the messengers of God. In chapter V of Ignatius of Antioch's Letter to the Trallians, the bishop gives a listing of angels...

important languages of Early Christianity. It became a vessel for the development of a distinctive Syriac form of Christianity which flourished throughout...

Christianity or Pauline theology (also Paulism or Paulanity), otherwise referred to as Gentile Christianity, is the theology and form of Christianity...

who is nonetheless called God. This interpretation is found in Christianity as early as Justin Martyr and Melito of Sardis, and reflects ideas that were...

As of the year 2021, Christianity had approximately 2.4 billion adherents and is the largest religion by population respectively. According to a PEW estimation...

Heresy in Christianity denotes the formal denial or doubt of a core doctrine of the Christian faith as defined by one or more of the Christian churches...

The term proto-orthodox Christianity or proto-orthodoxy describes the early Christian movement that was the precursor of Christian orthodoxy. Older literature...

Nondenominational Christianity (or non-denominational Christianity) consists of churches, and individual Christians, which typically distance themselves...

A Christian denomination is a distinct religious body within Christianity that comprises all church congregations of the same kind, identifiable by traits...

to Sunday: a study in early Christianity (1933) Kraft, Robert A. (1965). "Some Notes on Sabbath Observance in Early Christianity". Andrews University Seminary...

Eastern Christianity comprises Christian traditions and church families that originally developed during classical and late antiquity in Western Asia,...