A second attack Attack took place Process_start on 28 June , as part of a series of feints , intended to simulate a threat to the cities of Lens in the First Army area and Lille in the Second Army area .

Operations Military_operation to continue the encirclement Besieging of Lens by an attack Attack by the Canadian Corps on Hill 70 to the north , were postponed Change_event_time until August due to a shortage of artillery .

The feint attacks Attack failed to divert Cause_change_of_position_on_a_scale German attention from Flanders , which included Cause_to_be_included the transfer Military_operation of ten divisions to the 4th Army , despite claims Statement by the 6th Army command that the British were preparing GetReady an offensive Attack towards Lens ; the operations Military_operation did succeed in diverting German attention from the French front further south .