Yes, all Catholics, except very young infants, and those sick or in the hospital are required to attend the entire Mass on all Sundays AND Holy Days of Obligation.
The first Catholics were all Jews in Jerusalem.
In the Catholic Church only baptized Catholics who have made their first Communion and are in the state of grace may receive Communion. In the code of canon law, provisions are made for cases of emergency and necessity for members of other Christian religions to receive the Eucharist from a Catholic minister, but to do so, the recipient would have to believe in the sacrament and its theology and thus implicitly refers mainly to members of the Orthodox Church.
Yes. Roman Catholics were aboard the First Fleet. The First Fleet consisted of some Irish Catholics as well as the English prisoners.
NEVER
Catholics are required to receive Communion once a year between the liturgical time period surrounding Easter.
If you count Christopher Columbus as the first European to arrive in the New World, that would be Catholics.
The first Catholics were the Blessed Virgin Mary and the Apostles, all those who were in the upper room when the Holy Spirit descended upon them.
from WikiPedia:Catholicism arrived in Australia with the British First Fleet in 1788. The first Australian Catholics were mainly Irish.
Catholics
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English Catholics.