Complex sentence: In the course of two-year nonviolent struggle against Milošević, Otpor! spread across Serbia, attracting in its heyday more than 70,000 supporters who were credited for their role in the overthrow of Slobodan Milošević on 5 October 2000.
Split into simpler sentences: In the course of two-year nonviolent struggle against Milošević, Otpor! spread across Serbia and attracted more than 70,000 supporters. They were credited for their role in the overthrow of Slobodan Milošević on 5 October 2000.