Confederation:


1.)A government in which all power stems from a single central authority

2.)A government that secedes from another government

My answer3.)A government in which power is shared between a sovereign central authority and various local governments

4.)A loose affiliation of sovereign states that have agreed to cede some power to a central authority

4 answers

I disagree.

http://en.wikipedia.org/wiki/Confederation
so would it be # 4?
Yes.
Confederation: