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Guest Essay

By Filippo Grandi

Mr. Grandi is the United Nations high commissioner for refugees.

I became the United Nations high commissioner for refugees in January 2016, when violence in Syria was in full spate. That conflict, which began in 2011 and lasted until the ouster of Bashar al-Assad’s regime one year ago, killed hundreds of thousands and sent millions fleeing for their lives.

This summer I stood on the border between Lebanon........

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