put (one) into power
To give someone some degree of political power, as through election or appointment. I don't know how people could have put such a brutal tyrant into power. Everyone knows the government has been putting puppets into power around the world to further its own interests.
put someone into power
and put someone into elect or appoint someone to office or a position of power. The board decided to put an unknown from another company into the presidency. They put in a complete unknown.