How is the principle of "republicanism" best reflected in the constitution

Republicanism  is a system in which voters hold the sovereign power and elect representatives to exercise power for them. The idea of a Republic was used from Ancient Rome after the overthrow of the monarchy in 509 BC. After civil wars in Rome. The Romans finally constructed a Republic Empire. The Roman Republic accumulated an intricate constitution with laws not written, but passed down mainly through inheritance from earlier governments. A Republic is a form of government in which the ruler of the government is not a monarch. The acronym SPQR or Senātus Populusque Rōmānus referrers to the Roman Republic, Rome's governing system.  In early times of this Republic, aristocrats came into power and controlled the government; however, soon after the Senate was established to make the power and representation of the government..

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Word of mouth.