Three years http://nudevista.in.net/ www.nudevista.com But Obama's critics say the return to the presidency of Putin and his anti-U.S. rhetoric has shown that the U.S. leader was naive to put his faith in Moscow. They point to the Snowden decision as a rebuke that calls for a tough response and say it is one more foreign policy failure at a time when Obama struggles to assert influence in crises sweeping Syria and Egypt.