Judicial independence refers to the concept that judges should be free from external pressures or influences when making legal decisions. It ensures that courts can act impartially and without interference from other branches or individuals.
Separation of powers is an organizational structure where power is divided among different branches (such as executive, legislative, judicial), each having distinct roles and responsibilities.
Checks and balances refer to mechanisms within a government system that allow each branch to limit or monitor actions taken by other branches to prevent an accumulation of power.