Two gunmen opened fire during a Hanukkah celebration at Sydney's Bondi Beach, killing an elderly couple who tried to intervene. Another man, Ahmed al Ahmed, disarmed one attacker despite being shot; a fundraiser for him has raised over $1 million (€850,000).

Authorities suspect "IS"-inspired terrorism, citing Islamic State flags and recent military-style training in the Philippines.

Australia's government vowed tougher gun laws and launched a counterterrorism task force.