U.S. and British defense officials have inked a new agreement on the transfer of sensitive technologies for the Joint Strike Fighter aircraft, removing an irritant in the close relationship between the two allies that has rankled both sides for months. At a July 18 meeting in London, Kenneth Krieg, the Pentagon's acquisition executive, and Sir Peter Spencer, the U.K. Ministry of Defence's chief of procurement, signed an agreement setting forth a statement of principles for Britain to achieve operational sovereignty...