On Wednesday, Prime Minister David Cameron of Britain appeared in Amritsar, in the Indian state of Punjab, where he laid a commemorative wreath at Jallianwala Bagh, the site of a 1919 massacre of Indian protesters by British forces that killed about 1,000, according to the Indian government....

Here’s what a few historians and political science experts had to say:...

Basudev Chatterji, professor of history at University of Delhi:

It is something he is doing as a representative of a country. It is a diplomatic and human gesture.

It is, of course, a shameful thing to fire at unarmed people.

I personally don’t believe in correcting historical wrongs, but it is a perfectly decent thing to do on the part of the British prime minister....