I would say the answer is Visigoths.
The United Nations was formed to ensure that an event like WWII would never happen again.
Genoa and Venice became rich with sea trade. Milan showed its wealth and power. Florence was a banking and trading center.
The ghazu were military expeditions or raids and after the emergence of Islam meant religious warfare. Ummah is a word from the Arabic language which means nation or community. It is commonly used to describe the collective community of people who practice the religion of Islam.
Answer:
Giuseppe Mazzini. hope you found this helpful.