;
Political entities in the 21st century BC –
Political entities in the 19th century BC –
Political entities by century
This is a list of political entities in the 20th century BC.
States
See also
*
List of Bronze Age states
*
List of Classical Age states
*
List of Iron Age states
*
List of states during Antiquity
*
List of state leaders in the 20th century BC
References
Centuries and millennia
{{DEFAULTSORT:Sovereign States In The 20th Century BC
-20
20 (twenty; Roman numeral XX) is the natural number following 19 and preceding 21. A group of twenty units may also be referred to as a score.
In mathematics
*20 is a pronic number.
*20 is a tetrahedral number as 1, 4, 10, 20.
*20 is the ...
20th century BC-related lists