Question

when Khudiram Bose and Prafulla Chaki threw a bomb at a carriage

Answer 1

THEY THREW A BOMB AT A CARRIAGE WHICH WAS CARRYING A BRITISH JUDGE ON APRIL 1908

Answer 2

Therefore they decided to shoot him when he was on his way from the European Club to his home or vice versa. On April 13, 1908, assisted by Prafulla Chaki, Bose threw a bomb at a carriage supposed to be carrying Douglas Kingsford.