Another set of interesting events on the same date - May 27 - from The People History.
May 27, 1936 - The Cunard liner RMS Queen Mary leaves Southampton on her maiden voyage to New York with more than 1800 passengers.
May 27, 1937 - The Golden Gate Bridge connecting San Francisco and Marin County, California is opened to pedestrian traffic and more than 200,000 pedestrians walked across on opening day. The next day the Golden Gate Bridge is opened to vehicular traffic.
May 27, 1943 - The ballpoint pen is patented in America by Hungarian Laszlo Biro.