One of the important rituals when a firstborn child is one month old is the Pidyon ha-Ben. This is how the firstborn is redeemed in the eyes of God.
Answer 2
For girls, the father gives the infant a name on Shabbat when he is called up to the Torah-reading. A kiddush is then held at the synagogue. This is a celebratory meal after the prayer services to which everyone is invited. For boys, there is a shalom zachar; a celebratory meal in the home on Friday night. The boy is given a name a few days later, at his circumcision ceremony. In both cases, there is a lot of rejoicing, singing, and wishing of mazel tov.
The same as Jews everywhere.
Almost all Jews celebrate Hanukkah.
They don't. Jews believe that Jews should celebrate Hanukkah.
All Orthadox Jews Celebrate Chanukkah, almost all non-Orthodox Jews also celebrate it as well.
Jews in California celebrate Yom Kippur the same way that Jews the world over celebrate Yom Kippur.
There are always Jews who celebrate Passover regardless of the location or circumstances. Jews celebrated Passover in the ghettos, and then in the concentration camps.
They celebrate Shabbat and Havdalah.
Irish Jews celebrate Passover the same way as Jews all over the world.
Orthodox Jews often do not celebrate Thanksgiving because they see it as a sign of assimilation. Liberal and Secular Jews do not have this issue and usually do celebrate Thanksgiving (if they are American).
Only the Jews in Mexico celebrate Hanukkah.
Jews.
we don't.