Historical clue formulations

• Ethiopian emperor revered by 56-Acrosses — 2021-09-17
• Rastafari messiah — 2019-11-07
• Ethiopia's Haile ___ — 2012-01-03
• Ethiopia's Haile ___ — 2009-03-25
• Part of an Ethiopian emperor's title — 2007-01-20
• Rasta's messiah — 2006-04-09
• Rasta's messiah — 2000-01-16