[jdoliner]

Well, one obvious difference is that it's a private entity rather than a government. But you don't have to look very hard to find instances of the american government interfering in foreign elections. It's one of their favorite pastimes.

[carlob]

Arguably the Marshall Plan is one of the best examples of this

[mike_hearn]

Arguably given the context, Obama visiting the UK to tell the British that the USA would ignore them if they voted out (send them to the "back of the queue") would be the best example of this: direct intervention by a foreign leader into a national referendum.