May 10, 2026 / 9:09 PM EDT / CBS News Add CBS News on Google When President Trump arrives in Beijing aboard Air Force One for a high-stakes summit with President Xi Jinping , the top issue on the Chinese leader's mind won't be the global impacts from the Iran war and bottlenecked Strait of Hormuz. Instead, Xi will be focused on Taiwan , the tiny island democracy in the western Pacific Ocean that China claims as its own. Ownership of the island is the top issue in the U.S.-Chinese relationship. The U.S. has maintained a policy of "strategic ambiguity towards" Taiwan for decades, refusing to state whether or not it would intervene militarily if China attacked Taiwan. At the same time, the U.S. has sold more than $50 billion worth of arms to Taiwan for its national defense, allowing it to build asymmetric capabilities against China. Late last year the U.S. approved a record $11 billion arms sale to Taiwan, which angered the Chinese. However, an even larger package worth $14 billion package is on Mr.…