A Trump presidency - neutral between dictatorships and democracies, opposed to free trade, skeptical of traditional U.S. defense alliances, hostile to immigration - would mark the collapse of the entire architecture of the U.S.-led post-World War II global order.

A Trump presidency - neutral between dictatorships and democracies, opposed to free trade, skeptical of traditional U.S. defense alliances, hostile to immigration - would mark the collapse of the entire architecture of the U.S.-led post-World War II global order.