High Quality Content by WIKIPEDIA articles! The Iron Age is the archaeological period generally occurring after the Bronze Age, marked by the prevalent use of iron. The early period of the age is characterized by the widespread use of iron or steel. The adoption of such material coincided with other changes in society, including differing agricultural practices, religious beliefs and artistic styles. The Iron Age as an archaeological term indicates the condition as to civilization and culture of a people using iron as the material for their cutting tools and weapons. The Iron Age is the third principal period of the three-age system created by Christian Thomsen (1788–1865) for classifying ancient societies and prehistoric stages of progress.