 Complete the following phrase:  This force was known as the Australian Imperial Force AIF. As a part of this, the 19th Battalion was raised in March 1915, in Liverpool, New South Wales, drawing some of its personnel from men who had already served with the Australian Naval and Military Expeditionary Force. Upon establishment the battalion was assigned to the 5th Brigade, which was part of the 2nd Division. After completing basic training in Australia, the battalion was dispatched to Egypt where further training was undertaken. Later, the battalion was sent to Anzac Cove as part of a wave of reinforcements that were sent to the peninsula following the initial landing, arriving there on 21 August 1915. Following that, it took part in the attack on 