How rebels won and lost Aleppo
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Aleppo: How rebels won - then lost - key Syrian city

After controlling the eastern half of Aleppo for four years, rebel groups seeking to overthrow President Bashar al-Assad have lost one of their most important strongholds.

Eastern Aleppo's recapture by government forces came after a long and brutal fight that left much of it in ruins.

Here are some key moments in the battle for the city, as documented by BBC correspondents.

  • 15 Dec 2016