All lights are blacked out during air defence exercises.

在防空演习时对一切灯火都实行管制。

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He would like to loosen Japan's constraints on "collective" self-defence that prevent both joint military exercises and the defence of Allies under fire.

他想放宽日本对于“集体”自卫的约束，因为这一约束阻止了联合军事演习(joint military exercise)并禁止日本在战争中对孟军进行防御。

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And recently Israel and America conducted large-scale missile-defence exercises to demonstrate their ability to fend off possible retaliation by Iran.

ECONOMIST: Nuclear proliferation

He met Indian Defence Minister AK Antony after which the two countries announced plans to resume joint military exercises after a gap of four years.

BBC: China minister gives cash 'tips' to Indian pilots

Apart from the warm glow created by this change of line, Britain feels emboldened to set the tone for its partners' military efforts because it has just completed a sweeping review of its defence posture, while several other European states, including the new German government, are only now embarking on similar exercises.

ECONOMIST: Blair’s defence offensive | The