watering system. Most of the jewels and artwork located in the Red Fort were looted during Nadir Shah's invasion of 1747 and again after the Indian Rebellion of 1857 against the British. They were eventually sold to private collectors or the British Museum, the British Library and the Victoria and Albert Museum. For example, the jade wine cup of Shah Jahan and the crown of Bahadur Shah II are all currently located in London. Various requests for restitution have so far been rejected by the British government.1911 saw the visit of King George V and Queen Mary for the Delhi Durbar. In preparation for their visit, some buildings were restored. The Red Fort Archaeological Museum was moved from the drum house to the Mumtaz Mahal. The INA trials, also known as the Red Fort Trials, refer to the courts-martial of a number of officers of the Indian National Army. The first was held between November and December 1945 at the Red Fort. On 15 August 1947, the first prime minister of India, Jawaharlal Nehru raised the Indian national flag above the Lahore Gate. After Indian Independence, the site experienced few changes, and the Red Fort continued to be used as a military cantonment. A significant part of the fort remained under Indian Army control until 22 December 2003, when it was given to the Archaeological Survey of India for restoration. In 2009 the Comprehensive Conservation and Management Plan (CCMP), prepared by the Archaeological Survey of India under Supreme Court directions to revitalise the fort, was announced. Archaeological finds Archaeological excavations at the Red Fort have unearthed several Ochre Coloured Pottery culture artifacts dating from 2600 BCE to 1200 BCE. Modern era The Red Fort, the largest monument in Delhi, is one of its most popular tourist destinations and attracts thousands of visitors every year. It is a monument of national significance; every year on India's Independence Day (15 August), the prime minister of India hoists the country's flag at the Red Fort and delivers a nationally broadcast speech from its ramparts. The fort also appears on the back of the 500 note of the Mahatma Gandhi New Series of the Indian rupee. The major architectural features are in mixed condition; the extensive water features are dry. Some buildings are in fairly good condition, with their decorative elements undisturbed; in others, the marble inlaid flowers have been removed by looters. The