Following his recent return from Pakistan, Khan was one of a group of nine men arrested in 2010 who were the focus of MI5's anti-terror Operation Guava and all pleaded guilty in 2012 to Al-Qaeda-inspired terrorism offences, which included plans to bomb the London Stock Exchange, the Houses of Parliament, the US embassy, two rabbis at two synagogues, the Dean of St Paul's Cathedral, the home of then London Mayor Boris Johnson, build a terrorist training camp in land Khan's family owns in Pakistan-administered Kashmir, attending terrorism related operational meetings, preparing to travel abroad, and assisting others in travelling abroad for terrorist activities.