March 13, 1868
For the first time in U.S. history, the impeachment trial of an American president gets underway in the U.S. Senate after Andrew Johnson is charged with violations of the Tenure of Office Act.
March 14, 1879
Albert Einstein is born, the son of a Jewish electrical engineer, in Ulm, Germany.
March 17, 461
Saint Patrick, a Christian missionary and bishop and apostle of Ireland, dies at Saul, Downpatrick, Ireland.