It generally occurs in states with minimal rule of law protections, alternatively characterized as authoritarian, illiberal, or totalitarian.
Since courts are government agencies and judges are part of the 'system' all judicial decisions can be considered political.
A technical defense would argue that the alleged crime did not occur as a matter of fact or law.
[4] It has been suggested that in political cases, justice will be better served if the lists used to impanel jurors are more complete and if challenges and excuses are minimized, in order to ensure that the jury more accurately reflects the diversity of the community.
[9] Defendants in political trials tend to participate in the proceedings more than defendants in non-political cases, as they may have greater ability to depart from courtroom norms to speak to political and moral issues.