sentences:  Under the Bill Clinton administration in the 1990s, the US government made efforts to bolster the Israeli government's military edge by allowing it to purchase $700m of the latest U.S. military equipment, including advanced fighters, attack helicopters and the Joint Direct Attack Munition system.A series of major joint military technology development projects was also instituted.Further extensive military cooperation took place under the George W. Bush administration, with Israel placing major orders for F-16I multirole fighters.