This

Pronoun

  meant

Verb

  that

Subordinating conjunction

  Sparta

Proper noun

  was

Auxiliary

  also

Adverb

  effectively

Adverb

  at

Adposition

  war

Noun

  with

Adposition

  Persia

Proper noun

.

This meant that Sparta was also effectively at war with Persia.

This meant that Sparta was also effectively at war with Persia.