England (1901): 30,090,689
Scotland (1901): 4,412,374
Wales (1901): 2,012,488
Northern Ireland (1901): 1,236,952
Ireland (1901): 3,221,823
Total UK (Great Britain and Ireland) (1901): 40,974,326
Although the year is 1901 not 1900 this was the best I could get from my known sources. Each country within UK is provided (included Ireland as it was a intergrated part of the UK at the time) so that you may group them as you please.
Source: http://www.statoids.com/
There is no answer to this question. Northern Ireland did not exist until 1922, 4 years after the end of World War I.
no one knows
The population ofThe United Kingdom is 62,698,362 people and the population increase from then is 0.56%
IV Corps - United Kingdom - was created in 1940.
The Boys' Brigade in the United Kingdom's population is 15.
The population of ABM United Kingdom Limited is 2,009.
The population of Refuge - United Kingdom charity - is 156.
250,000,0000
Winston Churchill on 10 May 1940
about 4% of the population
Winston Churchill
Neville Chamberlain
132,164,569. This is according to the sixteenth United States Census recorded April 1, 1940.
In 2008, the population of Greater London, United Kingdom was 7.754 million people. The population of the United Kingdom in 2008 was 61.3 million.