BBC News - Syria's war

3 December 2015 Last updated at 10:50

Syria's story: Eight steps to understanding the bitter conflict More than 200,000 Syrians have lost their lives in four years of armed conflict

Where key countries stand

Which countries are taking part in the fight against Islamic State?

UK strikes: What you need to know

MPs have voted in favour of UK air strikes against Islamic State group targets in Syria - here's what you need to know.

Features and Analysis

Background

Full interview with Assad Syrian President Bashar al-Assad defends his government's actions in an exclusive BBC interview Watch

Mapping the conflict The territorial battle for control of Syria

The rise of Islamic State The origins of the militant jihadist group

Coalition weaponry Arsenal involved in air strikes on IS

Guide to opposition Who are the groups ranged against Assad?

Inner circle Relatives and Alawite members around Assad

Profiles

Chemical weapons