Church History Timeline

Saints and Doctors of the Church

St. Brigid of Kildare's Life

450 AD - 525 AD

St. Brigid does not have a canonization date because she is a precongregational saint. St. Brigid was born in Ireland and built monasteries and evangelized Christ all throughout Ireland.

St. Thomas Aquinas' Life

1225 AD - 1274 AD

ST. Thomas Aquinas is a Doctor of the Church. It is not known who beatified Thomas, but on July 18, 1323, Pope John XXII canonized him.

St. Francis de Sales

1567 AD - 1622 AD

St. Francis de Sales was a Bishop and is a Doctor of the Church. He believed the key to God's love was prayer.

St. Kateri Tekakwitha

1656 AD - 1680 AD

She was an american saint. St. Kateri Tekakwitha was canonized by Pope Benedict XVI on Oct. 21, 2012.

St. Elizabeth Ann Seton

1774 AD - 1821 AD

She is an american saint and was beatified by Pope John XXIII on March 17, 1963 and was canonized on September 14, 1975 by Pope Paul VI.

St. Therese of Lisieux

1873 AD - 1897 AD

St. Therese of Lisieux is a doctor of the church and saw a statue of Mary smile at her when she was a sick young girl and by a miracle she got better.


Council of Nicea

325 AD

This is the first ecumenical council of the church. It was called by the emperor Constantine I, an unbaptized catechumen, who ruled over the opening session and took part in the discussions.

Council of Constantinople

381 AD

This is the second ecumenical council of the Christian church, summoned by the emperor Theodosius I. Only Eastern Bishops were summoned to this meeting. Wrote the creed of nicea based off a baptismal creed.

Council of Ephesus

431 AD

Council of Ephesus was a meeting held in Asia Minor to resolve problems of the early Christian Church. It was primarily about the heresy of Nestorianism.

Council of Chalcedon

451 AD

This council declared that Christ is one divine person in two natures: divine and human.

Council of Trent

1545 AD - 1563 AD

This council was one of the Roman Catholic Church's most important ecumenical councils. Made because of the Protestant Reformation, it has been described as the embodiment of the Counter-Reformation.

First Vatican Council

1869 AD - 1870 AD

This was the twentieth ecumenical council of the Roman Catholic Church. It was convened by Pope Pius IX. It is chiefly remembered for its declaration of papal infallibility.

Second Vatican Council

1962 AD - 1965 AD

The Second Vatican Council was announced by Pope John XXIII as a spiritual renewal for the church and as an occasion to reunite Christians separated from Rome.


Jesus's Resurrection

33 AD

It was 3 days after his death and is celebrated on Easter Sunday and is when he rose from the dead. It is celebrated in honor of Jesus saving all humanity from sin.

Jesus's Ascension

33 AD

The ascension of Jesus was 3 days after his death and is when Jesus went into heaven body and soul.


May 25, 33 AD

When the Holy Spirit descended on the disciples of Jesus after his Ascension, held on the seventh Sunday after Easter.

Edict of Milan

313 AD

This was a proclamation that permanently established religious toleration for Christianity within the Roman Empire.

The Great Schism

1054 AD

This schism was the break of communion between what are now the Eastern Orthodox and Roman Catholic churches and has been since the 11th century.

Protestant Reformation

1517 AD - 1648 AD

The Protestant Reformation was a major 16th century European movement aimed initially at reforming the beliefs and practices of the Roman Catholic Church.

Papacy of Saint Pope John Paul II the Great

1978 AD - 2005 AD

He was one of the most widely traveled popes. He was the first non-Italian pope in 455 years. He was the first pope to visit the white house. He established diplomatic relations with Israel and the United States.

Papacy of Pope Francis

March 13, 2013 AD - Present

Pope Francis is known for his humility and outspoken support of the world's poor. In addition to his role as the leader of the Catholic Church, he has involved himself in matters of world politics and environmental issues.