France's President Emmanuel Macron and Brazilian President Luiz Inacio Lula da Silva  symbolically activate the submarine during the launch ceremony March 27, 2024.

Video. Brazil and France launch diesel-powered submarine

The launch is part of a Prosub program launched by French president Nicolas Sarkozy and Lula da Silva in 2008. Macron and his Brazilian counterpart also announced a plan to invest 1 billion euros in the Amazon rainforest.

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