Correct me if I read correctly.
(Just for a laugh and nothing more or less.)
The very main benefit of using a singleton is to have one AND only instance of a class.
1 President.
This it to avoid too many instances of the same class, wherein the individual instances may NOT make a significant difference in the operations being carried out.
Acts as a Command in Chief. Only the President can declare the war.
This is accomplished by controlling the number of objects/instances being created of that class.
Voting
A mechanism for achieving this is called Singleton, which is a Design Pattern.
American Democracy Pattern.