How has the US Supreme Court dealt with the issue of "arbitrary, fundamentally unfair" jury trials?

When a defendant makes a mid-trial motion to revoke his self represented status and have standby counsel appointed for the remainder of the trial, does the trial court have a duty to manage the trial? (California, United States of America)

In what circumstances will the Court reject appellant's assertion that expert testimony at trial violated his due process rights and rendered his trial fundamentally unfair? (California, United States of America)

Does this court have jurisdiction to review or overturn a preliminary injunction issued by the trial court? (California, United States of America)

Does the majority of the Supreme Court hold that there is no constitutional right to jury trial on the issue of premeditation? (California, United States of America)

In the absence of a decision by the California Supreme Court on the issue of consent for searches and seizures, what is the effect of the consent process in the context of this issue? (California, United States of America)

How does the Court treat a claim by a defendant that an issue raised and decided in the trial court resulted in constitutional violations? (California, United States of America)

What is the duty of a trial court to instruct a jury on the general principles of law relevant to the issues raised by the trial? (California, United States of America)

How has the US Supreme Court dealt with the issue of excessive force by the police? (California, United States of America)

How have courts dealt with the issue of good faith showing in a motion where a witness has absconded from court? (California, United States of America)

How has the Court of Appeal in Ontario dealt with appellant's claim that he was prejudiced by the error-strewn trial court? (California, United States of America)