christanty

Orthodox Churches

Christian churches that follow traditions separate from the Roman Catholic Church, particularly in Eastern Europe and Russia. 

Calvinists

Followers of John Calvin

Anabaptists

Early Protestants believing in adult baptism and church-state separation.

Martin Luther

A German monk who started the Protestant Reformation by challenging the Catholic Church's authority.

Indulgences

Documents sold by the Catholic Church that supposedly reduced punishment for sins.

95 Theses

A list of 95 statements by Martin Luther criticizing the Catholic Church, sparking the Reformation.

St Paul

Apostle spreading Christianity to non-Jews

Monasteries

Communities of religious individuals living in devotion and prayer.

Chi Rho

An early Christian symbol combining the first two letters of "Christ" in Greek (Χριστός).

Disciple

Follower of Jesus Christ.

New Testament

The second part of the Christian Bible, focusing on the life and teachings of Jesus, the early Church, and letters from apostles.

Iconoclasm

Movement against using religious images in Christianity.

Protestant

A Christian who follows a denomination that originated from the Protestant Reformation, separate from the Catholic Church. 

Evangelist

Person spreading the Christian gospel.

Apostles

Jesus' twelve closest disciples spreading Christianity.

Schism

Major division within a church or religion.

Icons

Religious images, often of Jesus, Mary, or saints.

Apostle's Creed

Basic Christian beliefs about God, Jesus, and the Holy Spirit.

Nicene Creed

Detailed Christian beliefs established at an early church council.

Council of Trent

A meeting of Catholic leaders that responded to the Protestant Reformation by clarifying Catholic doctrines.

Constantinople

Important city in early Christianity, now Istanbul, Turkey.

Evangelism

Act of spreading the Christian gospel.

Pope

Head of the Catholic Church and central figure for Catholics.

Bishops

Leaders of local Christian communities in some denominations.

Icthus

An early Christian symbol representing a fish, using Greek letters that spell out "Jesus Christ, Son of God, Savior"

Sacraments

Sacred rituals in some Christian denominations like baptism and communion.