David Weber's How Firm a Foundation is the latest novel in the New York Times -bestselling Safehold series begun with Off Armageddon Reef , By Schism Rent Asunder , By Heresies Distressed, and A Mighty Fortress . The Charisian Empire, born in war, has always known it must fight for its very survival. What most of its subjects don't know even now, however, is how much more it's fighting for. Emperor Cayleb, Empress Sharleyan, Merlin Athrawes, and their...