In april the g20 declared a clampdown on tax havens .
四月份的g20峰会宣布将取缔逃税天堂。
He also announced a clampdown on illegal roma camps , and the expulsion of illegal roma immigrants .
他还宣布取缔吉普赛非法聚居地，驱逐吉普赛非法移民。
But that was before the latest satellite clampdown .
但是这是发生在最近的卫星压制政策之前。
Still languishing inside various jails are 61 of the 75 dissidents who were arrested in march 2003 during an unprecedented clampdown on political opponents .
