In "Spectacular Accumulation" Morgan Pitelka relates the thrilling interactions between three "unifiers" of Japan in the tumultuous decades of the late 16th century and early 17th century. This trio of warlords includes the bloodthirsty Oda Nobunaga, the vainglorious Toyotomi Hideyoshi and Tokugawa Ieyasu who triumphed at the blood-soaked 1615 siege of Osaka Castle.