 Complete the following phrase:  While the name of the 10th Light Horse originated in the first months of World War I, the regiment traces its ceremonial lineage to mounted infantry units of the Colonial militia of Western Australia, raised during the late 19th century, such as the Western Australian Mounted Infantry. Consequently, its battle honours include: South Africa Boer War and; Gallipoli, Gaza-Beersheba, Jerusalem, Megiddo and 