Danish-Norwegian explorer Caroline Mikkelsen became the first woman to set foot in Antarctica.
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Venezuela created its first virtual currency, called the petro, in hopes of saving its economy.
American movie studio executives allowed the Office of War Information to review their scripts.
The first electric car charging network debuted in Estonia.
A polymer note replaced the paper £20 note in the UK.
For the first time in her life, at age 91, Queen Elizabeth II attended London Fashion Week.
