e." href="http://www.nytimes.com/2013/07/19/world/europe/russian-court-convicts-opposition-leader-aleksei-navalny.html?hp">conviction on Thursday of Aleksei A. Navalny</a>, a prominent leader of the opposition to Mr. Putin, on embezzlement charges further underscored the deepening divide between the two countries as the White House pronounced itself “deeply disappointed” at what it called a trend of “suppressing dissent and civil society in Russia.” The verdict and five-year sentence came a week aft