In europe, the foreign invaders were primarily germanic tribes and huns. where did the huns originate?
central asia
modern-day hungary
the british isles
persia

Central Asia

The origins of the Huns are still unclear. However, most experts agree that they originated somewhere in Central Asia. The Huns were nomads who spread from Central Asia to the Caucasus and Eastern Europe between the 4th and the 6th century AD. The Huns were recorded in Roman history because of their frequent and devastating raids into the empire.

hello,

answer: a federal government has final authority on interstate/inter provincial  and international affairs, a confederation is one where the central/national government or authority is governing body what does not have final say over the same matters. hopefully this and i will try again if you don't like this answer : )

best of luck!