Zulu Time is the current time in Greenwich, England. In those days, almost three-quarters of the ships on the sea were using the time in Greenwich, England. The end point — the International Date Line cannot cross heavy populated cities, otherwise, you will receive your mail a day before it was sent.
The conference participants tried not to divide countries down the middle. The decision was put to a vote. France and Brazil abstained. San Domingo was the only vote against. Zulu Time is the standard time used by pilots, the military, and others operating on a hour clock. This corresponds to the current time in Greenwich, England — a section of London.
If you work in a profession that crisscrosses time zones regularly, then it makes no sense to keep up with the various local times.
The Earth rotates around the sun and, at night, the sun shines on the opposite side of the planet. Time measurement, therefore, travels with the line between daylight and darkness as it crosses the Earth. The Greenwich meridian was the most popular of these in part due to the reputation for reliability and correctness of the Greenwich Observatory's publications of navigational data.
In , a conference in Washington, D. This was for both for longitude and timekeeping. However, today the individual zone boundaries are no longer straight, nor are they always continuous, as they have been modified for convenience and to satisfy the desires of sovereign nations. This means you advance the clock 24 hours; in essence you advance one day on the calendar. Moving east across the International Date Line means subtracting 24 hours from the clock thereby reversing one day on the calendar.
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