Answer
Shahjahanbad, the seventh city of Delhi, served as the final capital of the Mughal Empire. Bahadur Shah's authority was confined to this region due to the decline of Mughal power and the rise of the British East India Company. Shahjahanbad encompassed the Red Fort, Jama Masjid, and other significant landmarks, symbolizing the remnants of Mughal grandeur amidst encroaching colonial influence.