On this day: April 25

POSTED: 4:10 PM Apr 23 2013   UPDATED: 12:00 AM Apr 25 2013
Hubble Space Telescope launch, 1990

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.