They're actually not that political, usually. They're immune to politics so that protects them a great deal from the pressures that can be brought to bear on ot

They're actually not that political, usually. They're immune to politics so that protects them a great deal from the pressures that can be brought to bear on other branches of government. They also have historically had a completely different axis on which their decisions turn. Not left or right, but strict or flexible in their relationship to the constitution. It leads to some real surprises and people often interpret these in terms of political pressures but really the supreme court is the one set of people in government who care the least about pleasing some political masters.