This brief, filed in support of Plaintiffs and Respondents Bring Back the Kern, et al., provides historical examples of litigation to enforce California Fish & Game Code Section 5937; discusses the evolution of Section 5937 and its jurisprudence; explains the relationship between Section 5937 and the self-executing function of Article X, Section 2 of the California Constitution; and illustrates the comparative consequences of possible rulings in the case.