I think the answer is one but I am not sure
English Empire was something which british people have taken over in the past centuries.
<span>The Edwardian era or Edwardian period in Great Britain is the period covering the reign of King Edward VII, 1901 to 1910, and is sometimes extended in both directions to capture long term trends from the 1890s to the First World War. The death of Queen Victoria in January 1901 marked the end of the Victorian era.</span>
That is a good topic for a presentation.
The middleground is the space within a composition between the foreground and the background. In the shot composition above, it is the yellow-outlined space, which you can see juxtaposed against the red foreground (the obstructive bars) and the out-of-focus background.