The silver adorning the ceiling of the Diwan-i-Khas at this place was melted down to fund the defense against a Durrani invasion.
The addition of defensive towers to the main gate of this place was compared to the veiling of a beautiful woman by a former resident of this place. The first of the INA trials occurred in this place to make them open to the public. The drum house at this place is believed to be the place of where two consecutive emperors were assassinated on the orders of the Sayyid brothers. The silver adorning the ceiling of the Diwan-i-Khas at this place was melted down to fund the defense against a Durrani invasion. (*) Lord Curzon ordered the partial restoration of this place after the British took most of its valuables and Nader Shah's invasion of India resulted in the removal of the Peacock Throne from this place. For 10 points, identify this defensive building in Delhi and primary residence of the Mughal emperors from Shah Jahan on.
The addition of defensive towers to the main gate of this place was compared to the veiling of a beautiful woman by a former resident of this place.
Red Fort (prompt on Delhi)