2009 G20 London summit a force for good in the medium term." Leaders of the member countries began to prepare for the London Summit months before the effective date, notably with two official meetings dedicated to that preparation, one held in Berlin, Germany, on 22 February 2009 for European leaders, and another in Horsham, Sussex, United Kingdom, on 14 March 2009 for Finance Ministers. Leaders of the four European Union member countries of the G20, the United Kingdom, Germany, France and Italy along with the two largest European non-members, Spain and the Netherlands, met in Berlin on 22 February 2009 to prepare for the
2010 G20 Toronto summit Lula da Silva cancelled his trip to remain in his country due to the then-recent flooding in northeastern Brazil; in his place, Guido Mantega, Brazil's finance minister, headed the nation's delegation. After the G8 summit in Huntsville, Ontario ended, Cameron, whose aircraft was grounded due to weather conditions, shared transportation to Toronto in Marine One with US President, Barack Obama. Major protests occurred in downtown Toronto during the week of the summit, which abruptly escalated during the days of the summit. Early opposition to the G20 included an incident in Ottawa where a bank was firebombed by anarchists, who claimed