This work is designed as a reference tool for researchers investigating the what, when, and why of the Japanese attack on Pearl Harbor in 1941. The book provides, for the first time, a cross-referencing and indexing of the total record of testimony and evidence that was compiled and published by the U.S. Congress following U.S. investigations into the Pearl Harbor attack. Transcripts from the postwar hearings contain significant information about the diplomatic background of the hostilities, the first look at the crypto-analytic activities of the U.S. military, and many of the...