Much of the U.S.-Israel strategic relationship is classified, particularly in the area of intelligence sharing. There are two direct consequences from this situation. First, most aspects of U.S.-Israel defense ties are decided on the basis of the professional security considerations of those involved. Lobbying efforts in Congress cannot force a U.S. security agency to work with Israel.  -   Dore Gold     Quotes
Much of the U.S.-Israel strategic relationship is classified, particularly in the area of intelligence sharing. There are two direct consequences from this situation. First, most aspects of U.S.-Israel defense ties are decided on the basis of the professional security considerations of those involved. Lobbying efforts in Congress cannot force a U.S. security agency to work with Israel. Dore Gold