<span>Nelson Mandela became president of South Africe after his release from prison.</span>
The Bessemer process was the first inexpensive industrial process for the mass production of steel from molten pig iron before the development of the open hearth Furnace .the key principle is removal of impurities from the iron by oxidation with air being blown through the molten iron
C 100% sure. He organized migrant farm workers in the struggle for better wages and conditions. <span />
During WWII, George C. Marshall served as chief of staff of the US army from September 1, 1939 until November 18, 1945.
During his tenure he helped train US soldiers in modern warfare as an instructor at the Army War College in Pennsylvania.
He inherited an outdated and poorly equiped army, so he was also responsible for the modernization of the army and co-ordinated a large scale expansion of the military.
While Marshal wrote the document that would become the central strategy for Allied operations in Europe, Dwight Eisenhower would become the Supreme Commander of Operation Overlord.
The economic structure of society is based upon division of labour in which the professions and economic activities of people are different or dissimilar. The culture of society prospers with the differences in thoughts ideals, viewpoints, etc. No two individuals are alike in their nature.