Conversation so far:
Where did the Etruscan civilization first expand to?
Etruscan expansion was focused both to the north beyond the Apennine Mountains and into Campania.
Did Etruscan civilization continue farther in their expansion besides beyond the Apennine Mountains and into Campania?
The mining and commerce of metal, led to an enrichment of the Etruscans and to the expansion of their influence in the Italian peninsula and the western Mediterranean Sea.

Question: Did they go to war to achieve this?
Self-contained rewrite: Did Etruscan civilization go to war to achieve expansion of their influence in the Italian peninsula and the western Mediterranean Sea?