Egypt
in the nine hundreds
The Egyptians developed the first accurate calendar.
The Aztecs have invented chocolate out of cocoa beans, discovered how to make chewing gum out of tree sap, and they introduced popcorn to the world, though they did not discover it. They were the first to have mandatory education and invented the Aztec calendar.
napolean
The name of the person that invented the first calendar is not known. The first calendar was invented in Scotland.
The calendar was technically first invented by the Ancient Egyptians.
In Calendaria, Babalonia.
Egypt
in the nine hundreds
Egyptians
Chaldeans are the people who took over Mesopotamiafrom the Assyrians from605bc to 562bc. They made major landmarks in Babylon, and they developed first 7 day week calendar.
The first lunar calendar was developed by ancient civilizations such as the Sumerians, Babylonians, and Egyptians. The Babylonians are credited with creating one of the earliest known lunar calendars, based on the cycles of the Moon's phases.
I think Mayas
It is not known who the people were that first invented the calendar. History shows that calendars date back to cave man days when the passing of each moon was carved into stone.
Nobody really knows who invented the first calendar, but they got their start in the late 1800's in Germany as religious calendars.
The first 365-day calendar, known as the solar calendar, is believed to have been developed by the ancient Egyptians around 2700 BC. This calendar was based on the annual cycle of the sun and consisted of 12 months of 30 days each, with an additional 5 or 6 days added at the end of the year to align with the solar cycle.