“Who gave him the 'authority' to do this?” “He didn't do it 'on his own authority' [=he didn't do it on his own]; he was acting 'under the authority of' the company president.” [=the company president gave him the power to do it]
No one 'in authority' objected to the plan. = No one 'in a position of authority' objected to the plan. [=no one with official power to make important decisions objected to the plan]
This office has 'authority' over personnel matters. [=this office has the power to make decisions about personnel matters]
(..) Now, I'm told your organization has situation awareness of an unidentified creature. Is that right? I'm here to inform you, that we're now taking over operational authority from Monarch. So I'm needs to come with me. Is there any other personnel you need? They will take care of you. Them... (..)2014 Godzilla