French and British maritime patrols look for contraband on ships bound for Germany during World War II

The video discusses the Royal Navy's role in protecting merchant ships from attacks during wartime, focusing on the contraband control measures employed by Britain. It highlights the importance of code messages and the examination of mail carried by merchant ships like the Black Eagle to ensure safety and compliance.

What was the primary duty of the Royal Navy mentioned in the text?

How does the text describe the role of cameras in monitoring maritime activities?

What measures are taken to ensure the safety of merchant ships according to the text?

What is the significance of contraband control during wartime as mentioned in the text?

What happens to the mail carried by the Merchant Black Eagle as per the text?