After the start of the Winter War between the Soviet Union and Finland in November had changed the strategic situation, Churchill again proposed his mining scheme but once again was denied.
Setelah dimulainya Perang Musim Dingin antara Uni Soviet dan Finlandia pada bulan November telah mengubah situasi diplomatik, Churchill sekali lagi mengusulkan skema penambangannya, tetapi sekali lagi ditolak.