Question

What tactic was used in an attempt to cut-off supply lines to Japanese forces?

Answer 1

Question 1: Island Hopping, the Americans conquered each pacific island in a pincer move to cut off large islands controlled by the Japanese, such as the battle for Guatacanal. 

Question 2: The Allied Powers. From 1940 the Germans and Italians mainly controlled N Africa, until subsequent US invasions and British wins, notably at El Alamein in Lybia. 

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