I believe the name is just, The Brazilian National Anthem.
Yes the end of the 20th century was also the end of Western dominance in world history.
Each state only had one vote in congress regardless of the size.
Australia and New Zealand were both colonized by the United Kingdom. Australia started out as a British penal colony, but further settlement was encouraged with the granting of land (384). New Zealand had a much more dispersed colonization, initially started with whaling settlements.
Hoped that helped:)