The person becomes a man. According to Jewish law he has responsibilities in the community that he didn't have before. He can help to make up a quorum of congregants in prayer, he needs to fast on the fast days, he can read from the Torah in the synagogue.
After a bar or bat mitzvah there is often a celebratory party for friends and family of the young adult.
They're celebrated with parties after the ceremony.
Absolutely! Bar Mitzvahs are FAMILY events.
yes it is. it happens on the night of their birthday, 13 for boys and 12 for girls. this is based on some research.
No
Bar mitzvahs are held at synagogues.
Everywhere
Yes.
Yes people still held bar mitzvahs in the ghetto but they were very small and secretive so they wouldn't get caught.
The majority of bar mitzvot (pl) are celebrated in synagogues.
Yes; bat mitzvah is for girls.
Girls have Bat Mitzvahs.
This is when the boy takes on the religious responsibilities of an adult.