What is Hamas and why is it attacking Israel?

Anti-aircraft sirens sound in Jerusalem.

#OMG: Indiscriminate Hamas attack on Nova festival

#CCTV Shows Hamas Militants' Attack on Kibbutz Be'eri

#Israel 'at war' as Hamas militants launch surprise attack

Families grieve as funeral is held for Palestinians killed in Deir al-Balah

Survivors of the massacre at the Israel festival recount their tragic experience.

#OMG: Israeli airstrike near Islamic University in Gaza moments ago.

Israel's response against Hamas after attack on its citizens reminds them of hell

#BREAKINGNEWS: Israel declares war after surprise Hamas attack

New video of the terror experienced by music festival attendees in Israel when they were attacked by Hamas

Joe Biden: No clear evidence that Iran is behind Hamas attack on Israel

Journalist is killed and several others are wounded in an Israeli attack on Lebanon.

The fakenews war of the Israel-Hamas conflict

footage of the terror experienced by attendees of a peace music festival in Israel near the Gaza border following Hamas

One month of war in Gaza: More than 10,000 dead; 4,000 are children