He scored on his debut for the national team in a friendly match against Brazil in Belo Horizonte on 19 December 1968.
On 25 September 2007, Karadžić became the president of FK Partizan where he came following the decades-long reign of Nenad Bjeković, Žarko Zečević, and Ivan Ćurković at the club.
Nenad Bjeković | Nenad Veličković | Nenad's Stone | Nenad Puhovski | Nenad Porges | Nenad Milosavljević | Nenad Manojlović | Nenad Dizdarević | Nenad Čanak | Nenad Brnović | Nenad Ban |
In early '90s, general secretary Žarko Zečević, sports director Nenad Bjeković, stadium director Aleksandar Stepanović and former coach Ivica Osim have decided to find the most ideal place to build a sports center.