The Last King of New Jersey: The Suburban Life of Napoleon’s Brother
Matt Soniak

"[Joseph] eventually moved to a large estate in Bordentown, New Jersey, twenty-five miles northeast of Philadelphia along the Delaware River. It was called Point Breeze. There, Joseph Bonaparte, former King of Naples and Spain, brother of Napoleon I, Emperor of France, took the title of Comte de Survilliers (though his American neighbors and friends still called him Mr. Bonaparte and referred to his home as “Bonaparte's Park”) and went into quiet, suburban exile...."

http://mentalfloss.com/article/27826/last-king-new-jersey-suburban-life-napoleon%E2%80%99s-brother