Short answers, pulled from the story.
The first historical reference to a fort at the site of Lahore dates back to the 11th century during the rule of Mahmud of Ghazni. This early structure was made entirely of mud and stood as a simple defensive barrier against invaders.
Emperor Akbar laid the foundations for the modern fort in 1566 while occupying the site as a post to guard the northwest frontier of his empire. Solid brick masonry replaced the fragile earth structures that had failed so many times before.
Jahangir bestowed the massive Picture Wall measuring approximately 350 meters long and 4 meters high. This wall is decorated with a vibrant array of glazed tile faience mosaics and frescoes.
The Naulakha Pavilion built in 1633 cost around 900,000 rupees an exorbitant amount at the time. Its name derives from the Urdu word for nine hundred thousand.
In 1981 the fort was inscribed as a UNESCO World Heritage Site for its outstanding repertoire of Mughal monuments dating from the empire's artistic zenith.