So,he said,the United States could not change it without agreement from China.

VOA: special.2010.03.11

But he points out that President Obama must walk a fine line: encouraging democratic change without threatening regime change.

VOA: standard.2010.05.19

He says he hopes the Palestinian leaders will change their minds and start talks without delay.

VOA: standard.2009.11.01

and they did it,". He says reforms undertaken by communist dictatorships never lead to systemic change without an active opposition creating what he calls a "civil society movement."

VOA: standard.2009.11.03

But climate change negotiators worry that without quick action, the carbon footprint of countries like India and China will rise dramatically as their fast-growing economies propel millions into the middle class.

VOA: standard.2009.11.27