June 325 First Council of Nicaea
Emperor Constantine invites 1,800 Christian bishops to meet in Nicaea in present-day Turkey. The council is the first attempt to reach a consensus through an assembly of bishops representing all of Christendom. The council settled the relationship of Jesus the Son to God the Father (of one substance), composed the first part of the Nicene creed and established the formula for calculating the date of Easter.
June 2, 597
Augustine, an Italian missionary to England and first Archbishop of Canterbury, baptizes the Saxon monarch Aethelbert, making him the first Christian king of England.
June 8, 1536
Following Henry VIII’s Declaration of Supremacy, the English clergy draw up the Ten Articles of Religion, the first official principles of the Anglican church since its break from Roman Catholicism.
June 18, 2006
Katharine Jefferts Schori, Bishop of Nevada, is elected 26th Presiding Bishop of the Episcopal Church in the U.S.