Terrorism is a significant threat in India. Mumbai in particular has been targeted frequently by terrorist organizations from Pakistan. Some key attacks in Mumbai include bombings in 1993 that killed 257 people and the 2008 attacks that killed 172. Different types of terrorist attacks seen in India include bombings, suicide attacks, rocket and mortar attacks, and concerns have been raised about potential nuclear attacks. Terrorism is a problem that afflicts many parts of India on an ongoing basis.