Tiday, Shia Muslims observed Chehlum across the world including India after 40 days of 10th Muharram or Ashura. On this day, Most Shia people perform Arbaeen in Karbala, Iraq on Chehlum or 20th day of safar Arbaeen is an event to mark 40 days (Chaliswaan) or Chehlum to remember or mourn of Imam Hussain his…