The letter was a prelude to the injunction battle that is due to get under way this week.

WSJ: Westminster Squatters Just Aren't on Wills and Kate's Guest List

The prelude to Moran's story--the so-called battle of the currents--is well known: By the mid-1880s Thomas Edison and George Westinghouse were at war to see which method of power distribution would prevail.

FORBES: Magazine Article