made no progress. On 18 June d'Urbal concentrated the remaining offensive capacity of the Tenth Army against Vimy Ridge. IX Corps was ordered to ignore the German defences in Neuville but General Balfourier the XX Corps commander, refused to attack with the northern flank unsupported. The attack on 18 June was another failure, in which French infantry were again confronted by German positions on reverse slopes, invisible to ground observation and undamaged, with uncut wire and alert defenders, who inflicted many casualties on the attackers. Foch suspended the offensive but d'Urbal reverted to piecemeal attacks for another week until Joffre intervened and ended the offensive. Second Action of Givenchy In the Second Action of Givenchy IV Corps of the British First Army, attacked north-west of La Bassée with the 7th, 51st and Canadian divisions after a bombardment, in which an attempt to alleviate an acute ammunition shortage was made by relying on artillery observation and tactical reconnaissance by reinforced RFC squadrons. No covering fire was available for the attack and the German defenders were seen to have manned the front line before the advance began. The Germans opened massed small-arms fire but were not able to prevent the British from entering the German front trench, where a bombing fight began. German infantry were well-supplied with hand grenades but the British were isolated by cross-fire along no man's land and were pushed back as they ran out of ammunition, the last troops retiring at A new attack on 15 June, using all of the artillery ammunition left was delayed by thick mist and the difficulty in reorganising the infantry but went ahead at and took the German front line. The advance was stopped until the line was consolidated but the British and Canadian troops who had not been pinned down in their own trenches were forced back by a German counter-attack at after which further attacks were cancelled. First Attack on Bellewaarde The British Second Army conducted the First Attack on Bellewaarde on 16 June with the 3rd Division, which took the German first line easily at The second and third waves rushed forward and ran into the British bombardment, which was not seen by the gunners due to the amount of mist and smoke created by the bombardment. The British still managed to reach the German second line and three German counter-attacks had only managed to push the 3rd Division