Afghanistan President Mr. Hamid Karzai is visiting Britain from today where he will hold talks with British officials and open an exhibition of Afghan artifacts.A statement issued from his office said that during the three-day official visit, Mr. Karzai is scheduled to meet with British Prime Minister David Cameron and discuss security and reconstruction in Afghanistan.The statement said the Afghan delegation will discuss the transfer of security from NATO-led troops to Afghan forces, slated to begin this summer. Britain has nearly 10,000 troops in Afghanistan as part of more than 140,000 coalition forces. The Afghan President is also expected to open an exhibition titled Afghanistan: Crossroads of the Ancient World' at the British Museum in London. The display, which spans more than 3,000 years of Afghanistan history, will feature over 200 items belonging to National Museum of Afghanistan.More than 70 per cent of Afghanistan's cultural objects were looted, damaged or destroyed during the civil war and Taliban rule in 1990s. Several countries returned thousands of artefacts, often bought on the black market, to the museum in Kabul after the fall of Taliban regime.