His writings allegedly reflect anti-Semitism and belief in conspiracy theories .
Tlass also wrote books about Syria 's military and political history and also books of poetry , general Arab history , and a history of the military tactics used by Muhammad .
Tlass ' writings allegedly reflect anti-Semitism and belief in conspiracy theories .
Tlass also wrote books about Syria 's military and political history and also books of poetry , general Arab history , and a history of the military tactics used by Muhammad .