Who Is a Greater Threat - Russia or the United States?

In Pew Research Center's most recent Global Attitudes and Trends, Pew looked at how 26 nations around the world viewed threats to the globe. While the authors of the study looked at many threats including climate change, ISIS, cyberattacks, North Korea's nuclear power and the global economy, they also looked at two threats which I found particularly interesting given the seemingly endless growth of diplomatic strains between R