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
Stefan Schwarz Stefan Schwarz Hans-Jürgen Stefan Schwarz (born 18 April 1969), better known as Stefan Schwarz, is a retired Swedish footballer who played as a midfielder. Schwarz started his career at Swedish club Malmö FF to then play in the English Premier League for Arsenal and Sunderland. He went on to feature in the German Bundesliga with Bayer Leverkusen, Italian Serie A for Fiorentina, Spanish La Liga with Valencia, and in the Primeira Divisão for Benfica. Altogether Schwarz earned 69 caps, scoring a sum of 6 times for the Sweden national team. Born to a German father in the city of Malmö,