The Calender is based on the farming seasons, however, the Egyptians noticed that they need a few more days to fit the seasons, So the calendar is important Egyptian achievement because they added five days, holidays to thank gods, and they invented 365-day calendar.
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If Spain colonized Americs before we did then life could be way different. There wouldn't be a Revolutionary war or a Civil War. Spain would be more powerful cause of all of that land that they would have. Maybe they wouldve been no match for the Indians and the Indians may have fought all of them off. All of us today most likely would not be speaking English and would be Spanish witch would be wild. This is how life would be different if Spain took America over first.
DID THIS KINDA FAST BUT I HOPE IT HELPS
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So much so that carbon emissions from coal in the U.S. electricity sector are more than 50% lower today than just a decade ago. This is a result of the declining economics of coal power plants due to low natural gas prices, increasing numbers of low-cost renewable plants, and more stringent environmental regulations.
The first was walled cities. Another is both offensive and defensive was a fleet of warships. And a third was alliance with other cities.
