This was 102nd day of the year and 263 days remained in the year.
April 12 in History
The Civil War began when Fort Sumter was attacked.
James J. Andrews led the raiding party that stole the Confederate locomotive "The General," inspiring the 1926 Buster Keaton movie.
President Franklin Roosevelt died.
The polio vaccine of Dr. Jonas Salk was called "safe, effective, and potent."
Soviet cosmonaut Yuri A. Gagarin became the first human in space and also the first human to orbit the earth in a spacecraft.
Harold Washington was elected Chicago’s first African-American mayor.
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.