Answer:
Island hopping: A military strategy employed by the Allies in the Pacific War against the Axis powers (most notably Japan) during World War II. It entailed taking over an island and establishing a military base there. The base was in turn used as a launching point for the attack and takeover of another island.
Explanation:
The very first military setback for Adolph Hitler and his forces was the Battle of Britain. This occurred during WWII when Hitler was forced to cancel his planned invasion of Britain. This operation was known as Operation Sea Lion. He continued to bomb them but was unsuccessful in defeating them.
It’s C: Japan
Because Japan and USA had a relationship between each other. And the relationship began at late 18th and early 19th ;b