Convoy system
Convoys.
The use of the convoy system protecting merchant ships as they crossed the Atlantic , airplanes for reconnaissance , radar , depth charges .
The use of the convoy system protecting merchant ships as they crossed the Atlantic , airplanes for reconnaissance , radar , depth charges .
The Great Japanese Empire, that remained as a threat to the Allies (mostly USA) until the 1st use of atomic bomb on Hiroshima and Nagasaki, marking the end of the WW2
wheels overcome friction
Yes , airplanes were used to help detect U-Boats such as the PBY Catalina which was a flying-boat used to provide the eyes of a convoy and air-sea rescue .
Activation
threat levels
use less power can overcome the problem of powershortage making dms
Yes you can overcome a challenge, or you could use: conquer, defeat, master, prevail against (or over) ,surmount, triumph over,
The company received a threat of legal action from a competitor.
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