IrAq
Brazil.
Great Brittain
The southernmost border was the one between southern Egypt ad Numidia
The most famous capital of Mesopotamia (or "land between two rivers") was Babylon. At the present time, the country of Iraq occupies what once was the Kingdom of Mesopotamia.
The country of Spain occupies most of the Iberian Peninsula.
Lebanon .
Denmark occupies most of the Jutland peninsula, with Germany occupying a smaller part of it.
Spain
Russia occupies the largest area in Asia.
Saudi Arabia occupies most of the peninsula.
Uzbekistan, the most populous state.
Democratic Republic of the Congo
None. Only one country can occupy the most. Spain occupies the biggest portion of the Iberian Peninsula. Portugal, Andorra, the UK (Gibraltar) share the rest of the Iberian Peninsula.
Israel is the most modern country in Middle East
It is Haiti also the most poorest country in South America and Central America
The Atacama Desert occupies about a third of Chile in the north of the country.