His promotion was entirely 'political'. [=he was promoted because a powerful person wanted him to be promoted and not because he was qualified]
the American 'political' system [=the way the American government is officially organized, managed, etc.]
The governor received over $3 million in campaign contributions from 'political action committees'.
(..) What's the FBI's current information on Martin Luther King? I heard he was assaulted in Selma. My information can be summed up in a few words. King is a political and moral degenerate. Well, you say that, J. Edgar. I have to take it seriously. But if he's a degenerate, what I do know is, (..)2014 Selma
(..) And you know what the next battle should be? The eradication of poverty. I'm calling it "The War on Poverty." It's a matter of political priorities. Poverty is going to be my focus at home and I want you to help me with this. We can make big changes in these things for people of all colors. (..)2014 Selma