Terror Attacks 11/7, 26/11, 13/7, 7/9 nexty what?

Terror Attacks  11/7, 26/11, 13/7, 7/9 nexty what?

 

Terror Attacks happened in India in the series of numbers 11/7, 26/11, 13/7, 7/9 (date/month)

The strikers choose special dates.