It was the battle of Pearl Harbour.
Even though it was unexpected it was a battle. Like the Battle of Darwin...
Except we got hit harder, more bombs, more planes and we had less defence because we were helping the brits in Tobruk and El-Alemaine.
The first official battle of World War II involving overt US military presence was the Battle of Pearl Harbor.
The first battle for the US was Pearl Harbor.
Our first offensive for the pacific war the battle inGuadalcanal
Pearl Harbor.
Midway
Kesserine Pass?
The first naval battle of the Civil War happened on April 13, 1861. This naval battle took place at Fort Sumter.
june 6, 1944
The battle for Normandy didn't happen until June 1944 but the US was involved in many battles elsewhere in the world before that .
The Battle of Midway .
The Battle of the Philippines .
The Battle Of Iwo Jima