Joe Biden toured the shrinking waters of the Rio Negro as the first sitting American president to set foot in the Amazon ...

Joe Biden becomes the first president of the United States to visit the Amazon rainforest ahead of the G20 Summit in Brazil.

Brazil is hosting the Group of 20 summit and it appears unlikely the industrialized and emerging-market nations in attendance ...

President Joe Biden has authorized Ukraine to use U.S.-supplied long-range missiles to strike deeper inside Russia, easing limitations on the weapons as Russia deploys thousands of North Korean troops ...