Costa Rica–Nicaragua San Juan River border dispute President Laura Chinchilla was criticized by former President Óscar Arias for her naïve handling of the situation. On November 18, 2010, Costa Rica filed proceedings against Nicaragua in the International Court of Justice. The complaint alleges an incursion into, occupation of and use by Nicaragua's Army of Costa Rican territory, breaches of Nicaragua's treaty obligations toward Costa Rica, and “ongoing and planned dredging and the construction of the canal (that) will seriously affect the flow of water to the Colorado River of Costa Rica, and will cause further damage to Costa Rican territory, including the wetlands and national wildlife protected
2010 Costa Rican general election become Costa Rica's first female president. With approximately 40% of the vote counted, Chinchilla was consistently surpassing the 40% threshold for victory in the first round, leading Solis by 47% to 24%, with third-placed candidate Otto Guevara trailing at 21.5%. Bruce M. Wilson and Juan Carlos Rodríguez-Cordero: "The general election in Costa Rica, February 2010". In Electoral Studies, Volume 30, Issue 1, March 2011, pages 231-234. 2010 Costa Rican general election Costa Rica held parliamentary and presidential elections on 7 February 2010. The ruling party before the election, the center-left National Liberation Party, put forward former Vice-President Laura Chinchilla as