Once upon a time, two countries in South America, Argentina and Brazil, might get some help from the United States. This is because the U.S. had a problem with some other countries, like China, Canada, and Mexico. They were arguing about taxes called tariffs on goods. So, what are tariffs? Think of tariffs like a tax you pay when you buy something from another country. If Country A puts a tax on Country B's toys, Country B might put a tax back on Country A's candies! This can make things a little tricky. The U.S. President announced on a social media site that they would add new tariffs. Many people worried this could start a big fight over trade, like a trade war! But, there’s some good news for Argentina and Brazil. A bank said these countries could actually gain from the situation. Here's why: when the U.S. puts tariffs on China, China might want to buy more soybeans from South America instead. So, farmers in Brazil and Argentina could grow more crops. This means those farmers would have more work and make more money, which is exciting! Both Argentina and Brazil have stock markets, just like places where they trade magic beans but with money. Brazil's stock market is doing quite well, going up a little, while Argentina's market had a hard start but is still healthy overall. If some people in the U.S. want to invest in these markets, they have some special funds or ETFs that can help. These are like jars of money you can put in, and it helps you own a little bit of many companies in those countries. So, while there are tricky problems between countries, Argentina and Brazil might find a way to grow from it. And that's just like how sometimes, even when things seem tough, something good can come out of it!