18 AH

From wikishia
Centuries: 1st century BH1st century2nd century
Years: 15 16 171819 20 21

Year 18 AH[1] started on Tuesday, January 12, 639 CE, and ended on Saturday, January 1, 640 CE[2].

Notes

  1. Latin: Anno Hegirae, "in the year of the Hijra (Lunar Hijri calendar)
  2. WikiShia:Manual of Style/Dates