Mattis says Pakistan is the world's most dangerous country. These 7 photos show why it's such a threat

"Of all the countries I've known, I consider Pakistan to be the most dangerous," former Secretary of Defense Jim Mattis writes in his latest book, "Call Sign Chaos: Learning to Lead." Mattis cites the country's large (and growing) nuclear arsenal, its increasingly radicalized society, and its strategy of viewing "all geopolitics through the prism of its hostility toward India," in his assessment.


But Mattis isn't the only leader to point to Pakistan as the...