They say the sun never really set on the British Empire at its height.
The British Empire, during its height of glory stretched from New Zealand to Australia all the way up to Canada.
But it came with a price.
The price being waging numerous wars and battles throughout its long chequered history.
So, the National Army Museum in London, exploring more than 400 years of British Army history, wanted to know which is the most important battle ever fought ? A clash of arms that produced not only a winner and a loser but perhaps changed everything that came after.