There was a number of reasons. The articles of confederation didn't enable the central government to collect taxes. There was no National court to solve international conflicts. And many states took advantage of a missing strong leading figure in the form of a president. The Articles of Confederation was week due to giving too much power to the central government.
Answer: Under the federal system, the final authority is the constitution.
Explanation:
Answer:
In 1820, the constitutionalists rose up in revolution, created a constitution, and forced the return of the Portuguese King. ... On September 7, 1822, Prince Dom Pedro declared Brazil's independence from Portugal, founding the Empire of Brazil, which led to a two-year war of independence.