Meaning : A hostile meeting of opposing military forces in the course of a war.
Example :
Grant won a decisive victory in the battle of Chickamauga.
He lost his romantic ideas about war when he got into a real engagement.
Synonyms : conflict, engagement, fight
Meaning : An energetic attempt to achieve something.
Example :
Getting through the crowd was a real struggle.
He fought a battle for recognition.
Synonyms : struggle