The nation that attended the Congress of Panama in 1826 in the options was A. Columbia.
What was the Congress of Panama?
In 1826, Simón Bolívar called for the Congress of Panama which was to help the newly independent Latin American republics to come up with a unified policy.
Columbia attended but Brazil did not. Chile and Argentina did not like how influential Simón Bolívar was and so did not attend either.
Find out more on the Simon Bolivar at https://brainly.com/question/1402690.
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