How did the Napoleonic wars affect European colonies in Latin America?

The Napoleonic Wars significantly impacted European colonies in Latin America by weakening Spanish and Portuguese control, as both nations were preoccupied with the conflict in Europe. This distraction allowed revolutionary movements to gain momentum, leading to independence movements across the region. Additionally, the power vacuum created by the wars encouraged local leaders to assert their authority, ultimately resulting in the decline of colonial rule and the emergence of independent nations throughout Latin America.