The population of Greater London (1,572 km²) and territories of the same size (1,572 km² / 607 sq. miles) in Paris and Berlin in 1891, 1911, 1921, and 1939.
Code:
------------------------------- 1891 ------- 1911 ------- 1921 ------- 1939
Greater London (1,572 km²) -- 5,574,000 -- 7,158,000 -- 7,387,000 -- 8,592,000
Paris 1,572 km² ------------- 3,467,000 -- 4,648,000 -- 5,037,000 -- 6,018,000
Berlin 1,572 km² ------------ 2,092,000 -- 3,926,000 -- 4,079,000 -- 4,656,000
Growth rates:
Code:
-------------------------------- 1891-1911 -------- 1911-1921 -------- 1921-1939
Greater London (1,572 km²) -- +1.26% per year -- +0.31% per year -- +0.85% per year
Paris 1,572 km² ------------- +1.48% per year -- +0.78% per year -- +1.00% per year
Berlin 1,572 km² ------------ +3.21% per year -- +0.37% per year -- +0.74% per year
We can see that WW1 stopped the rise of Berlin, whereas Paris profited the most from the war.