Who were the people involved in the Hitler Youth?

The four organisations were the German Young People (Deutsches Jungvolk), the Hitler Youth (Hitler Jugend), the League of Young Girls (Jungmadelbund) and the League of German Girls (Bund Deutscher Madel). Boys joined the German Young People from the age of 10 until they were 14 when they joined the Hitler Youth. The girls joined the League of Young Girls at the age of 10 and at the age of 14 joined the League of German Girls.