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On the prolonged COVID-19 situation, blockchain is attracting attention as a technological way to safely resume travel.
In the 3rd century, when Emperor Claudius II issued a marriage ban to enlist more unmarried men, St. Valentine’s Bishop violated this and conducted the marriage of soldiers. As a result, he was martyred on February 14th, and it is a day to commemorate this.
- Udemy – www.udemy.com
- Udacity – www.udacity.com
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- MOOC edX – www.edx.org