Fritz Haber--a Nobel laureate in chemistry, a friend of Albert Einstein, a German Jew and World War I hero--may be the most important scientist you have never heard of. The Haber-Bosch process, which he invented at the turn of the twentieth century, revolutionized agriculture by converting nitrogen to fertilizer in quantities massive enough to feed the world. The invention has become an essential pillar for life on earth; some two billion people on...

"Frederick North, 2nd Earl of Guilford, KG, PC (13 April 1732 ? 5 August 1792), more often known by his courtesy title, Lord North, which he used from 1752 until 1790, was Prime Minister of Great Britain from 1770 to 1782. He led Great Britain through most of the American War of Independence. He also held a number of other cabinet posts, including Home Secretary and Chancellor of the Exchequer."--Wikipedia.