Timeline of the Assyrian Empire in Ashur began deteriorating, Tukulti-Ninurta built a new capital city; Kar-Tukulti-Ninurta. He stretched the Assyrian Empire further south than before, conquering Dilmun, a "pre-Arab" civilisation of the Arabian Peninsula that encompassed modern Bahrain, Kuwait, Qatar and the coastal regions of the Eastern Province of Saudi Arabia. However, Tukulti-Ninurta's sons rebelled and besieged the ageing king in his capital. He was murdered and then succeeded by Ashur-nadin-apli (1206–1203 BC) who left the running of his empire to Assyrian regional governors such as Adad-bēl-gabbe. Another unstable period for Assyria followed, it was riven by periods of internal strife and the new king
Empire of the Clouds Black'". Production credits are adapted from the picture disc cover. Empire of the Clouds "Empire of the Clouds" is a song by the English heavy metal band Iron Maiden from their sixteenth studio album, "The Book of Souls". The song was issued as a single on 16 April 2016, tying in with Record Store Day. It is the band's longest song to date, and the first single since 1996's "Virus" that has not been performed live by the band. "Empire of the Clouds", at 18 minutes in length, is Iron Maiden's longest song to date, overtaking "Rime of the Ancient