The judiciary functions as the guardian of the constitution and the interpreter of laws within a political system. It ensures that legislation complies with constitutional principles and protects individual rights. By adjudicating disputes and interpreting laws, the judiciary maintains checks and balances on the legislative and executive branches, promoting justice and fairness. Additionally, the judiciary plays a crucial role in upholding the rule of law, ensuring that every individual is treated equally under the law. This function is vital for a healthy and functioning democracy.