The 20th century BC was a century that lasted from the year 2000 BC to 1901 BC. The world in the 20th century BC. Map of the world in 2000 BC. ... Events. The pyramid ruin of Amenemhet I at Lisht. He was the founder of the Twelfth Dynasty of Egypt. c. 2000 BC: Farmers and herders traveled south from Ethiopia and settled in Kenya. Dawn of the ...

The 20th (twentieth) century began on January 1, 1901, and ended on December 31, 2000. It was the tenth and final century of the 2nd millennium.Unlike most century years, the year 2000 was a leap year, and the second century leap year in the Gregorian calendar after 1600.. The century had the first global-scale total wars between world powers across continents and oceans in World …