A further line in the directive stressed the need to inflict the heaviest losses possible, but also to intensify the air war in order to <answer>create the impression an amphibious assault on Britain was planned for 1941</answer>. However, meteorological conditions over Britain were not favourable for flying and prevented an escalation in air operations. Airfields became water-logged and the 18 Kampfgruppen (bomber groups) of the Luftwaffe's Kampfgeschwadern (bomber wings) were relocated to Germany for rest and re-equipment.
What was inflicting heavy losses and increasing the air war designed to do?
create the impression an amphibious assault on Britain was planned for 1941