Complete the following sentence: The 59th Division took part in following the German Retreat to Hindenburg Line in March and April, but it was not until September that it was engaged in its first full-scale action, the phase of the 3rd Ypres Offensive known as the
Battle of the Menin Road Ridge. 177th Brigade was in support for this successful assault. <unk> <unk> <unk> <unk> <unk> <unk> Next phase, the Battle of Polygon Wood (26 September), when 177th Bde was in support, was equally successful.