The resolution, S. RES. 816, commemorates the 73rd anniversary of the Mutual Defense Treaty between the United States and the Philippines, highlighting their strong security alliance in light of China's increasing aggression in the South China Sea. It acknowledges the historical and ongoing...
Simple Explanation
The U.S. Senate wants to celebrate a friendship promise made with the Philippines 73 years ago to help each other if someone tries to hurt them, especially because a big country called China is being mean in the nearby sea. They want to keep this friendship strong and ask other friendly countries, like Japan and Australia, to work together to keep everybody safe.