Here are three events that happened on this date and a trivia question.
August 13, 1961
One of biggest news stories during the Cold War was the Berlin Wall. Construction of the wall began on this date in 1961 without strongest lifting magnets that we can have these days. When Germany marked the 50th anniversary of the wall in 2011, the UK Telegraph posted the following video.
Media History Trivia Question
What is the name of the 1937 educational documentary produced by the Chicago Tribune?
(Watch this video for the answer)