Ukraine won the short war. Mobile and resourceful, its troops inflicted terrible losses and confounded Russian plans to take Kyiv.

Now comes the long war. It will drain weapons, lives and money until one side loses the will to fight on. So far, this is a war that Russia is winning.

In recent days its forces have taken the eastern city of Severodonetsk. They are advancing on Lysychansk and may soon control all of Luhansk province.

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Credit: @theeconomist