This was 75th day of the year and 291 days remained in the year.
March 15 in History
Christopher Columbus returned to Spain after his first visit to the Western Hemisphere.
Maine became the 23rd state.
Nicholas II, the last czar of Russia, is forced to abdicate his throne (March 2, old style calendar).
The first hospital blood bank in the United States was established, in Chicago, at Cook County Hospital.
President Lyndon Johnson asked Congress for legislation guaranteeing every American the right to vote.
Note: Dates in the Islamic calendar are provided for planning purposes only, and calculated with the hdate Islamic calendar program for moonrise in Boston, Masschusetts. Depending on your location and other factors, this result may differ from actual religious observances by one day. Please consult your local religious authority for any religious determinations of hejiric date.