French and West African presidents launch Sahel armed force

Move came as Emmanuel Macron vowed to 'eradicate' kidnappers of French citizen Sophie Pétronin, who has appeared in hostage video.

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African powers launched a new multinational military force in the Sahel on Sunday, which France's President Emmanuel Macron told a regional summit should be fully operational by the autumn and some observers see as forming the basis of an exit strategy for French troops, reports Reuters.