in addition, the two countries share membership in a variety of international organizations, including the united nations, the world trade organization, the organization of american states, the g8+5, and the group of 20. brazil is one of the most pro-american nations in the world. according to a global opinion poll, 65% of brazilians viewed the us favorably in 2014, increasing to 73% in 2015. in 2015, 63% of brazilians said they were confident that obama would do the right thing in world affairs. in another poll conducted at the end of 2013, 61% of americans viewed brazil favorably, with 15% viewing it unfavorably.