"History of Friedrich II of Prussia — Volume 15" by Thomas Carlyle is part of a six-volume biography published between 1858 and 1865. This monumental work chronicles the life of Frederick the Great, born from Carlyle's decades-long fascination with the Prussian king. Through thirteen years of intensive research, multiple trips to German battlefields, and painstaking composition in a specially built soundproof room, Carlyle crafted what contemporaries called a supreme work of literary genius—blending vivid character portraits, battlefield narratives, and historical insight into an epic tribute to a complex hero. (This is an automatically generated summary.)