Taj Mahal historical timeline

The Taj Mahal was created as a memorial, but its history is visible in more than its dedication. The offset second cenotaph, missing pieces of inlay, colonial-era garden treatment and modern protective barriers all show how an exceptionally ordered complex absorbed death, political change, damage and conservation.

Chronology

1. June 1631 Mumtaz Mahal died at Burhanpur. Shah Jahan chose a site beside the Yamuna at Agra for her permanent mausoleum, beginning an imperial project that would combine a tomb, garden, mosque, guest house, gates and service courts.
2. 1632 Construction began. A wider court workshop brought together architects, supervisors, calligraphers, stonecutters, inlay workers and other artisans from the Mughal empire and beyond. Ustad Ahmad Lahori is identified as the principal architect, though the official history stresses the collective nature of the design.
3. 1643 The pierced marble screen around Mumtaz Mahal's cenotaph was installed in the central chamber. Its interlocking stone panels and coloured-stone inlay formed the most delicate enclosure in the building and replaced an earlier gold screen.
4. 1648 The principal mausoleum was complete. The white-marble tomb, its four minarets and the paired red-sandstone buildings established the material and geometric hierarchy visitors still read from the garden.
5. 1653 Work on the wider complex, including outlying buildings and the garden, reached completion. The long construction sequence explains why “the Taj Mahal” can refer either to the tomb finished in 1648 or to the full ensemble completed five years later.
6. 31 January 1666 Shah Jahan died and was buried beside Mumtaz Mahal. His cenotaph was added west of hers in the upper chamber. It is the most conspicuous departure from the complex's bilateral symmetry and records a decision made after the original design was complete.
7. 1857 During the uprising and its aftermath, soldiers and officials removed pieces of precious-stone inlay and other material from the monument. Those losses became part of a broader nineteenth-century period of neglect and intervention.
8. 1908 A major restoration programme associated with Viceroy Lord Curzon was completed. Repair work protected the buildings, while the garden was recast with lawns and British planting preferences. The monument survived, but the visitor landscape no longer reproduced the Mughal garden exactly.
9. 1983 UNESCO placed the Taj Mahal on the World Heritage List under criterion (i). The inscription recognised the entire protected ensemble rather than only the marble mausoleum.
10. 1994–1995 A protective grille was installed around the marble screen in the main chamber. It keeps visitors at a distance from the seventeenth-century stonework and remains visible inside the mausoleum.
11. December 1996 India's Supreme Court required industries within the Taj Trapezium Zone to stop using coal and coke or convert to cleaner fuel. The 10,400-square-kilometre protection area links the monument's conservation directly to air quality across Agra and its surroundings.

Survival and restoration

The main buildings retain their original relationship, materials and funerary purpose. UNESCO considers the property's integrity and authenticity well preserved, while also identifying visitor pressure, atmospheric pollution and the condition of the Yamuna as continuing management concerns.

Conservation has never meant freezing the site in 1653. Some garden elements reflect British-era remodelling, parts of the water system were replaced in the early twentieth century, and barriers now mediate the central chamber. These changes are easiest to understand as layers of protection and interpretation rather than evidence that the monument is an untouched original.

Protection now works at two scales. The Archaeological Survey of India manages the monument and its immediate boundaries, while the Taj Trapezium Zone addresses pollution across a much larger area. That wider history is visible in the vehicle controls around the gates and in the monitoring needed to keep white marble exposed to an industrial city.

• Official website
• Wikipedia