At night during a full moon
Answer: A confederation.
Explanation:
A confederation is the union of various states that unite for a specific purpose and delegate the powder to a central government. Confederations are often created in critical situations to make faster decisions intergovernmental.
For example, in America, the original 13 states signed the "<em>Articles of Confederation</em>" which are considered the first constitution of the republic, it was created to unite the 13 states and claim independence from England.
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Pablo Picasso painted with cubism.