Confederation is the term used to portray a political system where power is shared between a federal government, study governments and local governments, where everyone must be established in a strong and imposing way, in addition to needing to work together for the whole country to function efficiently. In this case, all federative entities must establish strong governments where one is equivalent to the other.
The Israelites had to listen to God and obey him while then God himself had to upkeep the promises. Both parties worked towards the goal but both God and the israelites had to keep their agreement