Abstract
In the paper the reasons of outbreak of conflict in Syria at the background of social and political situation of the Arab world at the beginning of 21st century were presented. The influence of displeasure explosion against governments in Tunisia, Libya and Egypt, known as Arab Spring, on the situation in Syria was described. The attention on escalation of tensions between Bashar al-Assad’s government and opposition as a source of civil war in Syria was paid. The foreign players at the arena of Syrian conflict with special concern to United States and Russia activity, as a main contractors in the conflict were shown