Berthold Schwarz Berthold Schwarz Berthold Schwarz (sometimes spelled Schwartz), also known as Berthold the Black and "der Schwartzer", was a legendary German (or in some accounts Danish or Greek) alchemist of the late 14th century, credited with the invention of gunpowder by 15th- through 19th-century European literature. The purported period of Schwarz' activity (late 14th century) thus falls between the first reports of gunpowder in Europe (late 13th century) and the development of effective applications in artillery (mid 15th century). It is unclear whether Schwarz is a historical person. It has been suggested that he was a historical alchemist who had developed
Harry Schwarz Harry Schwarz Harry Heinz Schwarz (13 May 1924 – 5 February 2010) was a South African lawyer, statesman and long-time political opposition leader against apartheid in South Africa, who eventually served as the South African Ambassador to the United States during the country's transition to majority rule. Schwarz rose from the childhood poverty he experienced as a German-Jewish refugee to become a lawyer and a member of the Transvaal Provincial Council, where from 1963 to 1974, he was Leader of the Opposition. In the 1964 Rivonia Trial he was a defence lawyer. Advocating a more aggressive political opposition to the