control of the government of a state, community, or other body by its own members; democratic government. the condition of being self-governed.
Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System, after Mercury. Named after the Roman god of war, it is often referred to as the Red Planet because the iron oxide prevalent on its surface gives it a reddish appearance.
That is called the Revolution Period of a planet and one year on mars equals to 687 days as compared to Earth. In short, Your Answer would be 687. Hope this helps!