January 1919 the 18th Amendment to the United States Constitution was passed. The new law came into effect on 16th January 1920.
As soon as there was time, people were using it, dividing their activities according to day and night, for instance.
In no way is slavery the most important role. It is simply history as is Prohibition or the Salem witch trials.
It did not start at year zero. There was no year zero. Zero is nothing, so you cannot give it as a value to anything. A year is something, so it cannot be numbered zero. After 1 BC came 1 AD not Zero. It is just like the last day of one month is immediately followed by the first day of the next month. There is no day zero in between. There was no year zero between 1 BC and 1 AD.
The calendar in the year 1120 started on a Thursday. As a leap year, the year 1120 included an extra day. The next leap year starting on a Thursday will be in the year 2032. The previous was in the year 2004.
The origin of Three Kings Day is uncertain but it is believed to have started in the Eastern Orthodox Church in the 4th century. It was likely celebrated to commemorate the biblical story of the Three Wise Men (also known as the Three Kings or Magi) who visited Jesus following his birth. It is traditionally celebrated on January 6th which is twelve days after Christmas Day. The most widely accepted explanation of the origins of Three Kings Day is that it originated with the Eastern Orthodox Church in the 4th century. This celebration was likely to commemorate the biblical story of the Three Wise Men also known as the Magi who visited Jesus following his birth. The tradition of the Three Kings Day is celebrated on the twelfth day after Christmas Day which is January 6th.
Maine
National Prohibition began in 1920, although many states already had imposed state-wide prohibition by this time.
January 17, 1920
The prohibition of recreational marijuana in certain states or countries can be considered a modern-day example of prohibition. Despite its growing acceptance in many places, there are still areas where it is banned or heavily regulated.
It started in 1919, when the United States government passed the Nationwide Prohibition act and ended in 1933 when the United States government realized what a mess up prohibition was.
2nd October to 8th October is considered as Prohibition Week. 8th October being the last day of the Prohibition Week is to be observed as dry day.
1919-1933
The 1920's during prohibition
National Prohibition in the US, begun on January 17 of 1920, attempted unsuccessfully to prohibit the production, importation, transportation and sale of alcoholic beverages.
Prohibition act
because it resulted in the end of prohibition
Prohibition