1) Dov Levin of the Istitute for Politics and Strategy, Carnegie-Mellon University has studied election interference very closely and issued the findings of his study.
who is Dov Levin?: http://www.dovhlevin.com/
his study paper?: http://journals.sagepub.com/doi/abs/...38894216661190
"In this article, I introduce the Partisan Electoral Intervention by the Great Powers dataset (PEIG), which provides data on all such interventions by the US and the USSR/Russia between 1946 and 2000."
His conclusion: from 1946 until 2000 (about 50 years) " He found 81 by the United States and 36 by the Soviet Union or Russia between 1946 and 2000.
https://www.nytimes.com/2018/02/17/s...do-it-too.html
who is Dov Levin?: http://www.dovhlevin.com/
his study paper?: http://journals.sagepub.com/doi/abs/...38894216661190
"In this article, I introduce the Partisan Electoral Intervention by the Great Powers dataset (PEIG), which provides data on all such interventions by the US and the USSR/Russia between 1946 and 2000."
His conclusion: from 1946 until 2000 (about 50 years) " He found 81 by the United States and 36 by the Soviet Union or Russia between 1946 and 2000.
https://www.nytimes.com/2018/02/17/s...do-it-too.html