Simplify the following text for a Grade 10 native English-speaking person.
Original: The Battle of Moscow ( , Romanized : Bitva pod Moskvoy , ) is the name given by Soviet historians to two periods of strategically significant fighting on a 600 k sector of the Eastern Front during World War II .
Simplified: The Battle of Moscow is a name given by Soviet historians to two periods of fighting on a 600 km area of the Eastern Front during World War II .