| skos:altLabel | - minelaying
- Wilfred
- ''Wilfred''
- British 8 April mining operations
- British mining operations
- a mining operation
- attempting to cut off
- claimed to have laid a naval minefield
- laid a number of minefields
- laid in the area
- laid out a number of minefields
- laid three naval mine fields
- mines would be laid in Norwegian waters
- mining Norwegian waters
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