When did Bayern Munich win their first competitive game under Barcelona's former manager?
Louis van Gaal Aloysius Paulus Maria "Louis" van Gaal, (] ; born 8 August 1951) is a Dutch football manager and former player. He was formerly manager of Ajax, Barcelona, AZ, Bayern Munich, the Netherlands and Manchester United. He is one of the most decorated managers in world football, having won 20 major honours in his managerial career.
Jack Greenwell John Richard "Jack" Greenwell (2 January 1884, in Crook, County Durham, Northeast of England – 20 November 1942, in Bogotá, Colombia) was an English footballer and manager. He served as manager of Barcelona for seven consecutive seasons, a record that has only been beaten by Johan Cruyff and later had a second spell as Barcelona manager. In 1939 Greenwell became the only non-South American coach to date to win the South American Championship when he guided Peru to their first win. He also served as a manager with CD Castellón, RCD Español, Valencia CF, Sporting de Gijón, RCD Mallorca, Universitario de Deportes and Independiente Santa Fe.