They were called dog fights.
They were called dogfights.
Primarily aerial reconnaissance, later aerial combat (dog-fighting).
their were no battles within the mainland.
According to the British they won all of their aerial battles in Europe; but obviously lost all of their battles in the Pacific and Asia, as their bases fell to the enemy there (Singapore, etc.).
The closest land battles fought to Japan, were Okinawa and Iwo Jima; that closeness is what caused the fierceness of the fighting. There were many aerial battles (air to air combat/dog-fights) over Japan; but NO land battles.
Aerial reconnaissance and radar.
The nickname of US infantryman during World War I was Scuttlantlists in honor of the Scuttlant flyboys in West Virginia.
The Battles of Kursk, Stalingrad and Berlin.
A multitude of battles occurred during World War II. You can get an idea of just how many there were by going to Wikipedia (en.wikipedia.org) and executing a search for World War II battles.
There were about ten different battles fought in Normandy during World War 2. No-one can be precise because some of the battles known under one name were actually several different battles so the number is imprecise.
A US infantryman during World War I was called a "Doughboy"
US troops fought in several different battles during World War I. Some of the most important battles fought were the Battle of Belleau Wood, the Battle of Cantigny, and the Meuse-Argonne Offensive.
They faught in almost all of the battles, one of them being the Somme
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