The Jallianwala Bagh massacre , also known as the Amritsar massacre , took place Process_start on 13 April 1919 when Acting Brigadier-General Reginald Dyer ordered Request troops of the British Indian Army to fire Use_firearm their rifles into a crowd of unarmed civilians in Jallianwala Bagh , Amritsar , Punjab , killing Killing at least 400 , including 41 children , one only six weeks old .

As the British-Portuguese forces were outnumbered here , on July 22 , General Arthur Wellesley , 1st Duke of Wellington sent Sending Brigadier-General Robert Craufurd a letter , saying Statement that he ( Wellington ) was `` not desirous of engaging Participation in an affair Hostile_encounter beyond the Coa . ''

Brigadier-General James Edmonds , the British official historian , wrote in Writing the History of the Great War Hostile_encounter , that the II Corps battle Hostile_encounter at La Bassée could be taken Conquering as separate but that the battles Hostile_encounter from Armentières to Messines and Ypres , were better understood Know as one battle Hostile_encounter in two parts , an offensive Attack by III Corps and the Cavalry Corps from 12 to 18 October against which the Germans retired Process_end and an offensive Judgment_communication by the German 6th Army and 4th Army from 19 October to 2 November , which from 30 October , took place Process_start mainly north of the Lys , when the battles Hostile_encounter of Armentières and Messines merged Cause_to_amalgamate with the Battles Hostile_encounter of Ypres .

The expedition 's leaders , Admiral Hovenden Walker and Brigadier-General John Hill , were chosen Choosing for their politics and connections to the crown , and its plans were kept Temporary_stay secret even from the Admiralty .