“Spain,” wrote the Basque philosopher Miguel de Unamuno in 1934, “is divided between the Anti-Zs, who support X, and the Anti-Xs, who support Z”. How aptly those words apply to the United States in 2016.

A foreign observer of American politics doesn’t see Republicans and Democrats. He doesn’t see conservatives and liberals. He sees two angry and inchoate blocs called “Stop Hillary!” and “Never Trump!”