[Answer] 2. This war at the turn of the 19th-20th century was infamous for the use of concentration camps by the British, who were commanded by Lord Kitchener for most of the war, and saw Robert Baden-Powell become a national hero.

Step 1 : Introduction to the question "2. This war at the turn of the 19th-20th century was infamous for the use of concentration camps by the British, who were commanded by Lord Kitchener for most of the war, and saw Robert Baden-Powell become a national hero."

...1. The Boer War 2. The Anglo-Zulu War 3. World War I 4. The Suez Crisis Baden-Powell would later start the Scouting Movement. His 1922 design for the Medal of Merit included a swastika (it is likely that Baden-Powell came across the symbol during his time in India, where it is a symbol of good luck), but this was removed in 1935 due to its use by the Nazi Party.