You could write it as VIII.VII.MCMLXXI
VIII.II.MMXI
Rome in the 8th century.The Roman Empire
VIII-VIII-MCMXCII
VIII/X/MCMXCVIII
VIII-VIII-MCMXCIIII
The date October 8th 2008 can also be written as 10-08-2008 and in Roman numerals this can be written as X.VIII.MMVIII
XII-VIII-MMX
IX/VIII/MCMXC
King Henry was the 8th. In Roman Numerals V is 5 and I is 1, so 5 +III is 8. Google Roman Numerals.
The date January 8th 2009 can also be written as 01-08-2009 and in Roman numerals this would be I.VIII.MMIX
Roman numerals evolved from an Italic tally mark system which is known to have already been around in the 8th century BC.
August 8th 2000 can also be written as 08-08-2000 which would be written as VIII.VIII.MM