During the reign of Husain Shah ( 1456 -- 76 ) and Husain decided to attempt a conquest of Delhi .
Husain Shah ( 1456 -- 76 ) is the Jaunpur army was perhaps the biggest in India .
During the reign of Husain Shah ( 1456 -- 76 ) , the Jaunpur army was perhaps the biggest in India , and Husain decided to attempt a conquest of Delhi .