The Palestinian government has been carrying out a rare and lethal sweep against militants in a flashpoint West Bank city, saying it was needed to foil an imminent car-bombing and other attacks.

The authority, which has struggled to crack down on powerful armed groups in the territory, is under pressure from the United States to escalate law-and-order operations.

At least one person was killed as Palestinian security forces clashed with Palestinian militants and set up checkpoints on Saturday in the occupied West Bank city of Jenin, residents and medics said.

The Palestinian Authority clashed with militias on Saturday after launching a security operation in Jenin refugee camp. The PA said it was part of a broader effort to reassert control. Militias in the West Bank,