 The German Army halted its offensives in July . The King 's 11th Battalion disbanded in April , followed in May by the temporary consolidation of the Liverpool Pals as the 17th ( Composite ) Battalion . Their brief unity ended in May when they reduced to form training cadres for the U.S. 137th Regiment . In August , after four months of being on the defensive , the Allies launched an offensive against Amiens , in the Somme area . Meticulous preparation gave them the element of surprise when it began on the 8th . More than 16 @,@ 000 prisoners were taken within two hours and the German frontline mostly collapsed . In the following Battle of Albert , begun on the 21st , the 13th King 's suffered 274 casualties , but captured 150 soldiers and many machine @-@ guns , while the 1st assisted in the taking of <unk> . 
