Happy New Year 2020: In many countries, people begin their celebrations on December 31, which continue until the wee hours of January 1. (Source: Getty/Thinktock) Happy New Year 2020: In many countries, people begin their celebrations on December 31, which continue until the wee hours of January 1. (Source: Getty/Thinktock)Happy New Year 2020: The New Year will be upon us in a few hours. But, do you know why so many countries all over the world celebrate this particular day with so much grandeur every year? As such, the Julian calendar was introduced to the world, which resembles the modern-day Gregorian calendar.

Source: Indian Express December 31, 2019 01:52 UTC