Biden appeals to G20 protesters

to appeal - apelować, wzywać
Biden appeals to G20 protesters

to tackle - zmierzyć się, stawić czoło
US Vice-President Joe Biden has called for G20 protesters to give governments a chance to tackle the economic crisis

blind faith - ślepa wiara
We are rejecting blind faith in the markets

to rally - zbierać, pozyskiwać (zwolenników)
Before the London summit, Mr Brown has been visiting a number of countries trying to rally support for his economic plans.

Źródło: http://news.bbc.co.uk/2/hi/americas/7970185.stm