President Lee Jae Myung and first lady Kim Hye Kyung, on a state visit to Brazil, greet well-wishers after arriving aboard the presidential aircraft at Brasília Air Base on July 26. (Yonhap) South Korean President Lee Jae Myung arrived in Brazil on Sunday for a summit with Brazilian President Luiz Inacio Lula da Silva and a business roundtable aimed at deepening bilateral cooperation.His state visit to Brazil through Wednesday will include a summit with President Lula in the capital, Brasilia, on Monday, followed by a business roundtable in Sao Paulo the next day. President Lee Jae Myung, who is on a state visit to Brazil, inspects the South Korean Air Force's C-390 military transport aircraft, acquired from Brazilian aircraft manufacturer Embraer, at Brasília Air Base on July 27, 2026. (Yonhap) President Lee Jae Myung, on a state visit to Brazil, poses for a photo with South Korean Air Force pilots, maintenance personnel and other crew members undergoing training after inspecting the South Korean Air Force's C-390 military transport aircraft, purchased from Brazil's Embraer, at Brasília Air Base on July 26. (Yonhap) The trip is part of Lee's three-nation South America tour, which will later take him to Chile and Argentina, and is aimed at deepening cooperation in trade and investment.Lee will head to Chile on Wednesday for a summit with his Chilean counterpart, Jose Antonio Kast, followed by a trip to Argentina for talks with Argentine President Javier Milei.Lee's South America tour comes as Seoul seeks to expand its diplomatic and economic cooperation with the resource-rich region.In an interview with Spain's news agency EFE, the South Korean president stressed the need to resume negotiations for a free trade pact with Mercosur, a regional economic and trade bloc that includes Brazil and Argentina. (Yonhap)