 Complete the following phrase:  In July 1997, Jeremić co-founded and became the ficial manager of the Organization of Serbian Students Abroad OSSA, the first international Serbian student association, which at the time had several thousand members. He was an active supporter of Otpor! Resistance!, the Serbian civic youth movement that employed non-violent civil disobedience tactics against Miloševićs government in the hope of spurning democratic reforms. He became even more determined to see Milošević toppled during and after NATOs 