Answer:
The alliteration is 'It is the poison we must purge from our politics'
Explanation:
They are epics. They are long epic poems that speak of events and heroes and what happened. They are not about emotions of the writer but rather try to present a history. This type of narration was used in creating novels where the focus was on events and characters and not on emotions.
Italian, French, Portuguese, and Spanish are the Romance Languages from the list you gave me.
HERE are some others that are not on your list but still very Romantic: Romanian, Catalan, Provencal, and Romansh.
Most Romantic Languages originate from Indo-European Languages
