Tight Feeling in Throat. A tight feeling in your throat can be very uncomfortable. This can also be an alarming sensation if you are unsure what is causing it. Different causes can cause a tight feeling in the throat to appear intermittently or constantly.
The origins of civilization can be traced to a group of people living in southern Mesopotamia called the Sumerians. By c.3500 BCE, the Sumerians had developed many of the features that characterized subsequent civilizations.
I don't think it's known for sure which was a civilization first. However that may also be a moot question because what's considered the first civilization is based only on the available evidence. There may have been earlier ones whose remains have yet to be discovered.