Surprise, Security, and the American Experience

September 11, 2001, distinguished Cold War historian John Lewis Gaddis argues, was not the first time a surprise attack shattered American assumptions about national security and reshaped American grand strategy. We've been there before, and have responded each time by dramatically expanding our security responsibilities.

The pattern began in 1814, when the British attacked Washington, burning the White House and the Capitol. This early violation of homeland security gave rise to a strategy ...