Complex sentence: Kashgari published an article in "al ‑ Bilad" about political prisoners, who constitute one of the major motivations in the 2011--2012 Saudi Arabian protests, and made blog posts in support of Syrian uprising activists.
Split into simpler sentences: Kashgari published an article in "al ‑ Bilad" about political prisoners, who constitute one of the major motivations in the 2011--2012 Saudi Arabian protests. Kashgari made blog posts in support of Syrian uprising activists.