The largest country in history is
British Colonial Empire
Spanish Colonial Empire
Great Mongolian Trot
Roman Empire
The British Empire had an area of approximately 34 million square kilometers and the remaining countries were respectively 20 million square kilometers, 33 million square kilometers and 6.5 million square kilometers
reach: rather globalcountrieshistory
Answers by country
British Colonial Empire
Spanish Colonial Empire
Great Mongolian Trot
Roman Empire
answers
Australia
16
Germany
34
the United Kingdom
26
the United States
25
Poland
892