The train 's first break of service was when it was discontinued on 1 January 2002 in the wake of the terrorist attack on the Indian Parliament on 13 December 2001 . Service resumed on 15 January 2004 . Service was also suspended following the 27 December 2007 , assassination of Benazir Bhutto as a preventive measure to deny militants a " high-value target " that was of great symbolic importance to both India and Pakistan
terrorist attack
2001 Indian Parliament attack
Samjhauta Express