The United States is to transfer control of Iraqi airspace to Iraq when the agreement goes into effect, although Iraq can ask for assistance for airspace control and surveillance.

CNN: U.S.-Iraq deal would whittle troops' immunity

Other military issues under discussion include the status of detainees and the control of airspace.

CNN: U.S.-Iraq deal 'reachable,' Iraqi minister says

Benjamin Netanyahu, the leader of the right-of-centre Likud party, says he does not want Israel to rule the Palestinians, but says they should not be allowed things he considers a threat to Israeli security, such as an army, control of airspace or the Jordan Valley.

BBC: Israeli election: Where they stand

Benjamin Netanyahu is understood to favour Palestinian self-rule in an entity which has no army and does not control its own airspace or borders.

BBC: US envoy backs 'Palestinian aspirations'

Algeria allowed France to use its airspace during its operation against Islamist militants who took control of northern Mali.

BBC: Algeria siege: 'Victims' as army tries to free hostages

The report calls for accelerating the use of the global positioning satellite system (GPS) in U.S. airspace and ultimately linking GPS and the air traffic control system to provide better and safer separation for planes flying in the United States.

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The Port Authority instead wants the FAA to adopt some of its own proposals, which range from permanently reopening closed military airspace to civilian use to investing in new air-traffic-control technology.

ECONOMIST: The government��s flight plan is temporarily grounded

What the NTSB uncovers regarding the FAA's safety certification program could have important implications for the agency's ability to handle other technology challenges, including the transition to a new air traffic control system and the introduction of unmanned aircraft into the national airspace, said Jim Hall, a former safety board chairman.

NPR: NTSB Probes Safety Testing Of Boeing 787 Batteries