KABUL, Sept. 21 (Xinhua) -- "When I was a child, the country was peaceful and relatively stable, but three decades of war created a lot of problems for us," said Kabal Mohammad, an elder Afghan trumpeter.

Mohammad and his partner drummer Tuesday played traditional music at a ceremony marking the International Peace Day on a hilltop in Afghan capital Kabul. But despite being surrounded by a cheerful audience, he still could not conceal his worries for the war-plagued country....