On this day in History - October 13

54 – Roman emperor Claudius dies from poisoning under mysterious circumstances. He is succeeded by his adopted son Nero, rather than by Britannicus, his son with Messalina.

1792 – In Washington, D.C., the cornerstone of the United States Executive Mansion (known as the White House since 1818) is laid.

1983 – Ameritech Mobile Communications launches the first US cellular network in Chicago.