1835
Sydney's first Catholic bishop, John Bede Polding OSB, arrives on September 13th, as Vicar Apostolic of New Holland. In 1842 Polding is installed as the first Archbishop of Sydney and thus St Mary’s Chapel is elevated to a Cathedral.
1821
The foundation stone of the first St Mary's Chapel is laid by Gov. Macquarie and blessed by Fr Therry.
1820
The first officially appointed priests, Fathers Philip Conolly and John Joseph Therry arrive and funds are raised to build a chapel in the colony.