Some of Washington’s closest military allies, including Japan, Egypt and Israel, are cautioning the Obama administration against taking steps that could permanently rupture Russian President Vladimir Putin‘s ties to the West, according to Asian and Middle East officials. Much of the U.S.’s focus in recent weeks has been on getting European countries, particularly Germany, Italy and France, to back tough economic sanctions on the Kremlin for its military incursion into Ukraine. Washington’s campaign has achieved only limited results, due to Europe’s expansive energy trade with Russia. Japan, Egypt and Israel, key U.S. defense allies in Asia and the Mideast, however, have their own security and economic interests that are also limiting their support for a tough American line against the Kremlin, according to these officials. More