Unprecedented.

For the U.S. it is perhaps unprecedented, though I would place Johnson/Nixon in the 60s in a similar category.

For Europe there are several precedents for Trump First: Spanish civil war, German/Italian fascism.

The cauldron of the middle east never seems to cool long enough to identify individual eras of nationalist crises.

The innate ability of the U.S. population to feel smug, exceptional and secure has certainly been shaken.

Alarm clocks are usually jarring.