"This collection of declassified analytic monographs and reference aids, designated within the Central Intelligence Agency (CIA) Directorate of Intelligence (DI) as the CAESAR, ESAU, and POLO series, highlights the CIA's efforts from the 1950s through the mid-1970s to pursue in-depth research on Soviet and Chinese internal politics and Sino-Soviet relations."
"A social experiment aimed at suppressing counterrevolutionaries and purifying the Chinese Communist Party launched in 1966, the Cultural Revolution was a disaster for China and created chaos across the country."
"This collection of over seventy National Intelligence Estimates on China is the most extensive single selection of intelligence analyses the United States Government ever has released. This recently declassified collection represents the most authoritative intelligence assessments of the United States Government and thus constitutes a unique historical record of a momentous era in China's modern history.
The collection spans the pivotal period from the Chinese civil war and the consolidation of the Communist regime through the upheavals of the Great Leap Forward and Cultural Revolution."
"A range of techniques and perspectives are used in the Morning Sun website to reflect on the origins and history of the Cultural Revolution (c.1964-1976). We approach the period not from a simplistic linear perspective, but from a panoptic one, encompassing a broad overview while allowing the user to focus in on individual histories, narratives and events that reveal the complex contradictory forces that led to an era of unrivalled revolutionary fervor and political turmoil."