Key term for Edexcel GCSE History, used in Historic Environment: London and WWII.
A social research organisation that used volunteer diarists and secret observers to record the public's real opinions and morale.
Mass-Observation (M-O) appears in Edexcel GCSE History revision content for Warfare and British Society and London WWII, especially Historic Environment: London and WWII and Knowledge, Selection and Use of Sources.
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