Syria Civil War, Dec. 9 -- Mouawiya Syasneh was just 14 when he sprayed anti-government slogans on his school wall in Deraa, Syria. It was February 2011, and he could never have imagined that such a minor act would spark a full-blown civil war.

Catch LIVE updates of Syrian Civil War

"If we had known what would happen, we'd never have written that graffiti," said Mouawiya Syasneh in The Boy Who Started The Syrian War, a Al Jazeera documentary that tells his story.

"We saw what was happening in Egypt and Tunisia," he told Al Jazeera, referring to the Arab Spring. "So we got together at school, took some paint and sprayed the walls. We wrote on the school wall, 'Your turn next, Doctor (Assad).' A few days later the police saw what we'd wr...