The Yalta Conference was held in the country of Russia in the city of Yalta, hosted by the Soviet Union.
Slaves were sold which means money was traded and you need money to successfully thrive and so when it ended there was no more money so they had to find different ways and it took a while.
Checks and Balances. The Constitution divided the Government into three branches: legislative, executive, and judicial. ... Just like the phrase sounds, the point of checks and balances was to make sure no one branch would be able to control too much power, and it created a separation of powers.
The archeological rests discovered at Caral (Supe Coastal Region, North-Central Peru) have been dated as the oldest ever found in America, from 5,000 years ago. These pertain to the Norte Chico or Cara-Supe civilization, a complex pre-Columbian society which developed between the fourth and second millenials BC, contemporary to the more widely known civilization in Ancient Egypt. These discoveries have shifted the focus of research from the Andean Regions of Peru to coastal regions.
It is surprising the small worlwide reknown reached by this complex and very ancient society if compared to others such as Egypt.