I'm gonna do some more research then i'll get back to you on this.
Mongolia is the correct answer :)
The phenomenon of logrolling occurs when two members of congress conflicts in their interests, however, support each other's bills. Furthermore, the principle is commonly used in the Congress and is named to a sport. It is also called "trading of favours" or "quid pro quo."
The Mughal Empire spoke only Chagatai Turkic initially, but also used Persian (official/court language) and Urdu.