Does legal positivism (LP) potentially justify any type of law or regime? Does it lead to relativism a best and tyranny at worst?

Description

Does legal positivism (LP) potentially justify any type of law or regime? Does it lead to relativism a best and tyranny at worst?

References

Brooks, Thom. “Legal Positivism and Faith In Law.” The Modern Law Review77.1 (2014): 139-
147.
Finnis, John. “Law and What I Truly Should Decide.” Am. J. Juris. 48 (2003): 107.

Francis, Leslie Pickering. “Law and Philosophy: From Skepticism to Value Theory.” Loy. LAL
Rev. 27 (1993): 65.
Gardner, John. “Legal Positivism: 5 1/2 Myths.” Am. J. Juris. 46 (2001): 199.

Gordon, Michael. “A Basis for Positivist and Political Public Law: Reconciling Loughlin’s
Public Law with (Normative) Legal Positivism.” Jurisprudence (2015): 1-29.

Marmor, Andrei. Interpretation and legal theory. Hart Publishing, 2005.