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GCSE History · key term
Observation used to gather information about enemy forces, positions and activity.
Used by Edexcel and OCR
Paper 1
Revise: The Nature of WarfareSurveillance means gathering information about an opponent. Aircraft introduced aerial observation in the early twentieth century, giving commanders a view beyond what troops could see from the ground.
Monitoring an area or enemy activity to gather information that can inform military decisions.
Explain the causal link: surveillance located targets, communications shared intelligence, and precision weapons enabled coordinated attacks.
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Paper 1
Secret observation of people and their activities to gather information.
Revise: Catholic plotsThrockmorton’s regular visits to the Spanish ambassador, Bernardino de Mendoza, attracted government suspicion. He was placed under surveillance in April 1583. Papers discovered at his house revealed contacts with Catholic nobles and research into harbours where an invasion force might land.