"They not only increase the pressure of hot money inflows, but also provide illegal channels for cross-border capital flows," Wu said.

"The UK is appalled by its recent abuse at the expense of millions of suffering civilians," British Ambassador Mark Lyall Grant said.

The rally comes a day after a court suspended an inquiry into allegations of corruption against Sarkozy, who denies the allegations.

“So, except military offense, except military operation against Ukraine, they have another trump card, which is energy,” Yatseniuk said.