subscriber trunk dialling is inaugurated in the United Kingdom by Elizabeth II of the United Kingdom when she speaks to the Lord Provost in a call from Bristol to Edinburgh.,
Prohibition ends: Utah becomes the 36th U.S. state to ratify the Twenty-first Amendment to the United States Constitution, thus establishing the required 75% of states needed to enact the amendment (this overturned the Eighteenth Amendment to the United States Constitution which had outlawed ethenol in the United States).,