Former confederations - How Old Today?

1

United_States

2

Council_of_Three_Fires

2

Federal_Republic_of_Yugoslavia

2

Holy_Roman_Empire

2

Illinois_Confederation

2

Maratha_Empire

2

Northwestern_Confederacy

2

Senegambia_Confederation

2

Serbia_and_Montenegro

2

Tsenacommacah

2

U.S.

2

United_States_of_America

2

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