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On this day: April 25

Published On: Apr 23 2013 05:10:32 PM CDT   Updated On: Apr 25 2013 01:00:00 AM CDT

The guillotine is first used, American and Soviet troops cut Nazi Germany in two, a U.S. Navy submarine completes the first submerged circumnavigation of the globe, and the Hubble Space Telescope is launched, all on this day.

OTD April 25 - USS Triton
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U.S. Navy

1960: The U.S. Navy submarine USS Triton completes the first submerged circumnavigation of the globe by reaching the St. Peter and Paul Rocks, located in the middle of the Atlantic Ocean near the Equator. The circumnavigation covered 30,752 miles over 60 days and 21 hours generally following the same course for the first circumnavigation of the world led by Portuguese explorer Ferdinand Magellan between 1519-1522.

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