US Senate has said those groups are being targeted by Russian disinformation. Certainly US polarized environment laid the groundwork, but the alt right is now being manipulated by foreign entities.

Same with Farage in the UK - he's worked with Russia.

See http://talkingpointsmemo.com/edblog/insider-the-alt-right-al... Russia has log bankrolled Europe's far right. http://observer.com/2016/10/putins-support-for-europes-far-r...