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.
Civilizations before 200 BC. 1  The ChavÃ­n culture, flourishing from the 10th century BC, has long been considered the first civilization of south America. But in recent decades archaeologists have revealed far earlier centralized societies in the Norte Chico region of Peru, along the Supe river. Aspero was the first of many such sites to be discovered, and Caral is the largest.