(Reuters) – Israel and Hamas have been at war in Gaza for 100 days since gunmen from the Palestinian militant group ran amok in southern Israel, prompting a fierce Israeli military campaign in which almost 24,000 Palestinians have been killed. Following is a timeline of the war between Israel and Hamas, the Islamist movement that controls the Gaza Strip. Oct. 7, 2023: Hamas gunmen storm into southern Israel from Gaza and rampage through communities, killing 1,200 people and taking 240 hostages back to Gaza, according to Israeli tallies. Prime Minister Benjamin Netanyahu says Israel is at war a…