US Says Foes Ramping Up Efforts to Divide Voters Before Election

Russia, Iran and China are “ramping up” attempts to stoke divisions within the US ahead of November’s presidential election, according to a top Department of Justice official.

The trio is seeking to “warp the views” of US voters, Matthew Olsen, assistant attorney general for national security, said at an event at Columbia Law School in New York on Thursday.

The US has already taken action this month to disrupt what it says are Kremlin-backed influence campaigns intended to meddle in the US elections. But, Olsen warned that it’s unlikely the US can completely eliminate foreign influence campaigns given the disparate ...