Spanish police say they have arrested ten people suspected of being members of the Basque separatist movement.

西班牙警方说，他们已经逮捕了10名巴斯克独立运动的嫌疑分子。

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But other European Union nations were opposed, including Spain which has battled a violent Basque separatist movement for decades.

但是其他欧盟国家均反对，包括已经为巴斯克独立运动激烈斗争数十年的西班牙。

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Huge numbers of police have been drafted into the city with worries too about whether the Basque separatist movement ETA, which has killed some 800 people in recent years, will seek to use the presence of European leaders to unleash more violence to publicise their cause.

CNN: European leaders

It sees the dispute as a purely bilateral matter between the two governments and conceding any form of self-determination for the people of Gibraltar would set an unwelcome precedent that might be exploited by the separatist movement in the Basque country of northern Spain.

BBC: Reshuffle sparks Gibraltar talks fears