Pledge: a solemn promise or undertaking
Allegiance: loyalty or commitment of a subordinate to a superior -or- of an individual to a group or cause
Republic: a state in which supreme power is held by the people and their elected representatives, and which has an elected president rather than a monarch i.e. not a King, not a Dictator, etc.
Indivisible: Not divisible e.g. a nation that cannot be divided
Justice: the maintenance or administration of what is just --- especially by the impartial adjustment of conflicting claims or the assignment of merited rewards or punishments:
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