The group, founded in 1987, has vowed to annihilate Israel. Before this past weekend's attack, it was responsible for many suicide bombings and other deadly attacks on civilians and Israeli soldiers.
Israel's airstrikes continue on Gaza after Hamas militants made a surprise attack along Israel's southern border. Scores of Israeli hostages are being held captive in Gaza.
Sen. Cory Booker and Rep. Dan Goldman are back in the U.S. after sheltering in place as violence erupted in Israel on Saturday. Flight disruptions have left other U.S. citizens unable to get home.
Most Gazans support resistance against Israel and Hamas and Islamic Jihad still do have a following, though some Gazans are frustrated with the groups. Analysts see a rift forming between them.
The Gaza Strip needs major reconstruction after the Israeli military hit buildings and infrastructure. Experts say the U.N.-backed process of vetting projects ends up increasing costs and delays.
Many stayed in constant touch with their loved ones during the hostilities. And despite the ceasefire, their fears and feelings about a conflict thousands of miles away are still raw.
The fighting between Israel and Hamas is straining U.S. interfaith groups, even during the cease-fire. They've lost some members because of the pressure. But others are forging ahead.