May 15, 1866

Holidays on this day:

• Teacher's Day in Mexico
  May 15
• Mother's Day in Paraguay
  May 15
• Democracy and National Unity Day in Turkey
  May 15

May 15 1866 is the 135^th day of the year 1866 in the Gregorian calendar.
The day of the week is Tuesday. There are 230 days remaining until the end of this year.
Chinese New Year 1866 will be from February 15 to March 1,
Muslim New Year - May 16,
Jewish New Year, or Rosh Hashanah - from September 10 to September 11.