She has a reputation that 'commands' attention/respect. [=people give her respect/attention because of her reputation]
In the United States, the President as the commander in chief is at the head of the military 'chain of command'.
She seems to be 'in (full) command of' the situation. [=she seems to have complete control of the situation]
(..) your servant Leslie cash, whom you have taken out of the world. And because she put her trust and hope in you, command that she be carried safely home to heaven and come to enjoy your eternal reward. - Amen. - Amen. (..)2016 Captain Fantastic
(..) the same rights as people, so there's no spending limit on candidates. Which means our country is ruled by corporations and their lobbyists who fund candidates and command their fealty by demanding that... Jesus Christ. You made your point. We get it. It's very impressive. All of you. (..)2016 Captain Fantastic