Can good people make a difference? Fifteen people were killed by two shooters at a Jewish celebration of light. One act of unbelievable bravery has moved the world, but tragedy is still left behind.
Hero of Bondi Beach tackles gunman
A community in mourning: The shooting came less than two years after an attacker targeted women at a nearby Bondi shopping centre. In this case too, bystanders stepped in to help. Glossary
Menorah - The Hebrew for "lamp", it refers to the candelabra that is lit on the eight nights of the Jewish holiday of Hanukkah.
Terrorists - Those who use violence or the threat of violence to create fear among a wide group of people.
Hanukkah - Also called Chanukah, an eight-day Jewish festival known as the "festival of lights" which usually takes place in December. It is a reminder of a battle against the Greeks over religious freedom more than 2,000 years ago.
oppression - Long-lasting cruel or unjust treatment
Holocaust - The murder of six million Jewish people in Europe by Nazi Germany. Members of other minority groups were also killed.
Synagogue - The Jewish place of worship.
Yom Kippur - A festival which comes nine days after the Jewish New Year. The name translates as "Day of Atonement".
Antisemitic - Hostile to or prejudiced against Jewish people.