Prime Minister Benjamin Netanyahu of Israel fired his defense minister, Yoav Gallant, on Tuesday after disagreements between the two men over Israel’s prosecution of the war in the Gaza Strip.

Mr. Netanyahu’s decision to sideline Mr. Gallant, a powerful figure within his own party, Likud, is a dramatic step for the prime minister. But Mr. Gallant had increasingly been viewed as an internal opponent, and he has been one of the main voices of moderation within the government on security issues.

This is a developing story.