Protestantism is a branch of Christianity that emphasizes justification by God through faith alone, the teaching that salvation comes by unmerited divine grace, the priesthood of all believers, and the Bible as the sole infallible source of authority for Christian faith and practice. The five solae summarize the basic theological beliefs of mainstream Protestantism.
The door to All Saints' Church in Wittenberg, where Martin Luther allegedly posted his Ninety-five Theses in 1517 detailing his concerns with what he saw as the Catholic Church's abuse and corruption. The Ninety-five Theses gave rise to Christian Protestantism as one of the world's primary religions, making Wittenberg the "cradle of Protestantism".
Memorial Church, finished and consecrated 1904, in Speyer, Germany commemorates the Protestation.
The Protesting Speyer, part of the Luther Monument in Worms, Germany
Two central figures of the Protestant Reformation, Martin Luther and John Calvin, depicted on a church pulpit; both Luther and Calvin emphasized making preaching a centerpiece of worship.
Christianity is an Abrahamic monotheistic religion based on the life and teachings of Jesus Christ. It is the world's largest and most widespread religion with roughly 2.4 billion followers, comprising around 31.2% of the world population. Its adherents, known as Christians, are estimated to make up a majority of the population in 157 countries and territories. Christians believe that Jesus Christ is the Son of God, whose coming as the Messiah was prophesied in the Hebrew Bible and chronicled in the New Testament.
The Church of the Holy Sepulchre in the Christian Quarter of the Old City of Jerusalem, the holiest Christian site
An Eastern Christian icon depicting Emperor Constantine and the Fathers of the First Council of Nicaea (325) as holding the Niceno–Constantinopolitan Creed of 381
Various depictions of Jesus
Crucifixion, representing the death of Jesus on the Cross, painting by Diego Velázquez, c. 1632