Complex sentence: In November 1915 the battalion embarked upon the troopship "Ascanius" in Port Melbourne and departed Australian waters, disembarking at Port Suez, Egypt on 7 December 1915.
Split into simpler sentences: In November 1915 the battalion embarked upon the troopship "Ascanius" in Port Melbourne and departed Australian waters. They arrived at Port Suez, Egypt on 7 December 1915.