On 11/9/2001 terrorists hijacked four aeroplanes in USA. Three were used as missiles. One crashed. Around 3000 people died. It was Tuesday.
On 11/3/2004 there were blasts in trains in Madrid. Around 200 people died. It was Tuesday.
On 11/7/2006 there were blasts in trains in Bombay. Around 200 people died. As per Indian Express the number is 187. It was Tuesday.
Tuesday the 11th seems to be the favourite for some terrorists. Who are they? Why Tuesday the 11th? I have no answer. Can someone tell?