Mauricio Macri is an Argentine businessman and politician who served as the President of Argentina from December 2015 to December 2019. Before his presidency, he was the mayor of Buenos Aires from 2007 to 2015 and led the Republican Proposal party. Macri is known for his pro-business policies and efforts to reduce government intervention in the economy. During his presidency, Macri aimed to stabilize the Argentine economy, which faced high inflation and debt issues. His administration implemented various reforms, including tax cuts and efforts to attract foreign investment. However, he faced challenges, including economic downturns and social unrest, which ultimately led to his defeat in the 2019 elections.