The Syrian war is a mini-world war, in which the United States, Russia, Israel, Turkey, the European Union and the GCC all participate.
In the Iraq war, only the United States fought Iraq.
2. From the perspective of ethnic religion.
The Syrian war is a war between Sunnis and Shiites.
The Iraq war is a war for the United States to eradicate Saddam Hussein in Iraq.
3. From the background.
Syria is followed by Russia, Iran, Pearl Party, Tiger Plug and so on.
There is no one behind Iraq