Israel has permitted Egypt to send two additional infantry battalions as well as a fleet of attack helicopters into the Sinai Peninsula as part of its campaign to root out Islamist jihadists, Army Radio reported on Thursday.

Since the Sinai is to be a largely demilitarized zone as per the terms of the Israeli-Egyptian peace treaty, Cairo must procure Jerusalem’s consent to any deployment of additional forces in the area.

Egypt has been reeling from a series of attacks by Islamic extremists against soldiers and police as part of their anti-government insurgency. […]