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Edict of Milan by Emperor Constantine provides for Freedom of Christian Religious Practise
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First Counciul of Nicea and Formulation of Nicene Creed
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Division of Christianity into East and West
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First Crusade proclaimed by Pope Urban II
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Saint Francis founds Order of Friars and of the Poor Clares
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Saint Catherine of Siena succeeds in bringing peace between Papal States
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Martin Luther King begins the Protestant Reformation
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Henry VIII establishes the Church of England and begins persecution of Catholics
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Council of Trent
1544-63 -
First Vatican Council
1869-70 -
Second Vatican Council
Beginning of US Military involvement in Vietnam
1962-70 -
Completion of Saint Mary's Cathedral, Sydney