Hanoi, July 4 -- The upcoming trip to Brazil by Prime Minister Pham Minh Chinh, his spouse and a high-ranking Vietnamese delegation to attend the expanded BRICS summit and engage in bilateral activities from July 4-8 holds significant importance as it takes place amid a complex and unpredictable global context, said Pedro da Oliveira, General Secretary of the Brazil - Vietnam Friendship Association. Speaking to the Vietnam News Agency (VNA)'s correspondent in South America, Oliveira emphasised that the trip not only deepens the bilateral ties between Vietnam and Brazil but also fosters unity among developing countries, commonly referred to as the Global South, in tackling common global challenges. According to Oliveira, PM Chinh's previou...