Facebook revealed on July 31 that it had discovered a 17-month-long influence campaign to sow political divisiveness on its network, an effort that bore the hallmarks of the Kremlin-connected Internet Research Agency. Two days later at the White House, the nation’s top national security officials said Russia is conducting a pervasive campaign to weaken our democracy and influence this year’s midterm elections. Taken together, these announcements leave no doubt that Russian President Vladi­mir Putin’s political assault on the United States continues unabated.

The most important question the Trump administration and Congress should be asking is: How can we make Putin stop? Finding the answer is essential because what Washington has done so far — some improvements in defending against these attacks, along with a mixture of targeted sanctions against Russia, the indictment of Russian officials and organizations, as well as the expulsion of Russian intelligence officers from the United States — has not worked.

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