During 1936-1937 he studied medicine at the University of Zagreb and became a member of the Students' Committee of SKOJ and a member of the Action Committee in Belgrade.
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In 1933, Karabegović entered the Veterinary Faculty in Zagreb.
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In the second half of June 1941 Karabegović visited Prijedor, Bosanski Novi, Krupa and Bihać where he held a few meetings with Partisan military officers and the Party's committees and transferred decisions made by the Communist Party about plans of a rebellion.
Osman Pasha | Osman Ali Khan, Asaf Jah VII | Ahmed Saad Osman | Osman I | William Charles Osman Hill | Osman Mahamuud | Osman II | Maliki Osman | Aziz M. Osman | Austin Osman Spare | Yusuf Osman Dhumal | Yafes Osman | Shawkat Osman | Russell Osman | Osman Pamukoğlu | Osman Nuri Pasha | Osman Nuri Koptagel | Osman Khalid Butt | Osman Hamdi Bey | Osman Güneş | Osman Ertuğ | Osman Đikić | Osman Abdel Hafeez | Osman | Mustafa Osman Ismail | Muhassıl Osman Pasha | M. Osman Siddique | Mohammed Omar Osman | Mike Osman | Mat Osman |