When did Europeans make Sunday rather than Saturday the seventh day? In Christian interpretation the day after Sabbath (i e Sunday) was seen as the first day of the week (e g chapter 16 of the Gospel of Mark) Early in the Christian era Sunday became the rest prayer day of the week Supposedly that was Constantine, but I didn't hunt down Latin sources That made Monday the first workday of the week
ancient history - Where did the idea of weeks originate and why do they . . . If a society wished or needed to distinguish the brightest third of the lunar cycle, around Full Moon, it would be natural to do that as well (or instead of) with three nine or ten day cycles That doesn't invalidate the lunar origin of the seven day week Being one natural read for such a cycle doesn't require being the only possible such read
Was leap day ever officially observed on February 24? Therefore, many authorities assume that this is the inserted day, and call February 29 leap day Even the Wikipedia page for leap day redirects to February 29 However, I have seen several places (including this 2015 History SE comment ) claim that the actual inserted day was six days prior to March 1, which we would now call February 24 of a leap year
What is the significance and customs of the 7 days of mourning . . . Discover Magazine wants to thank the Babylonians for our seven-day week: Some of the earliest civilizations observed the cosmos and recorded the movements of planets, the Sun and Moon The Babylonians, who lived in modern-day Iraq, were astute observers and interpreters of the heavens, and it is largely thanks to them that our weeks are seven days long
When did the current 7-day week cycle begin? The continuous seven-day cycle of the days of the week can be traced back to the reign of Augustus; the first identifiable date cited complete with day of the week is 6 February AD 60, identified as a "Sunday" (as viii idus Februarius dies solis "eighth day before the ides of February, day of the Sun") in a Pompeiian graffito According to the currently-used Julian calendar, 6 February 60 was
How come every culture on the planet has a different calendar, yet . . . The Abrahamic seven-day week is just one that's been in use; various other cultures have cycles ranging from the four-day market cycle of the Igbo to the Aztec Maya 13-day ritual cycle The domination of the Abrahamic week is probably simply because a third of the world's population follows it for religious reasons; none of the other sub-month cycles has anywhere near that following
social history - How could Jews integrate into Western modern society . . . In 1908, the first five-day workweek in the United States was instituted by a New England cotton mill so that Jewish workers would not have to work on the Sabbath from sundown Friday to sundown Saturday In 1926, Henry Ford began shutting down his automotive factories for all of Saturday and Sunday In 1929, the Amalgamated Clothing Workers of America Union was the first union to demand a five
Is there a daily dairy of WWII? - History Stack Exchange Can someone suggest a hardcover book that comprehensively chronicles the history of WW II on a day-by-day or week-by-week diary basis that spans 1939 - 1945? Comprehensively in terms of addressing the various nations involved, weapons used, technologies developed, the concentration camps, military strategies and tactics, battle outcomes, civilian casualties, politics, etc
food - Did active frontiersmen really eat 20,000 calories a day? How . . . Peter Fidler's record of food kills by his Chipewyan companions in the boreal forest south of Great Slave Lake through the winter of 1791 92 is combined with calculations of percentages of consumable tissue and kilocalories from the prey animals— bison, moose, and beaver— to yield a high-low range of edible tissues of 6 89-6 15 lbs per person-day and 5780-5140 kcal per person-day
What is the origin of Indian weekday names? The seven day week is Sumerian or Babylonian in origin The astrological component is also Babylonian Seven was an important number to the Babylonians; the world was created in seven days, the Annunaki were seven gods The Persians and Jews adopted it from the Chaldeans The Greeks adopted it in the 4th century B C It became common in Rome