In March 1997 , two bombs detonated on Beijing buses . The first bomb hit a Route 22 Bus in Xidan on the night of March 7 , killing three and injuring ten . The second bomb , one day later , claimed two more lives . The bombings , which followed the outbreak of protests and bombings in Xinjiang , took place during the annual session of the National People 's Congress and the People 's Consultative Conference in Beijing , and were widely blamed on Uyghur separatists
bombings in Xinjiang
1997 Ürümqi bus bombings
Beijing Bus