For decades, U.S. presidents of both parties have given lip service to the idea that we support Taiwan's security, as we are legally obligated to do. Actual concrete action has been another matter, as these same presidents have been nervous about offending the communist Chinese. As a result, Taiwan has had to make do with aging ships, submarines and munitions while the ever-present threat of a Chinese attack looms.
President Trump is taking a decidedly difference stance toward China, starting with the fact that he expects much more than China has delivered in terms of reining in their buddy Bowl Cut Jr. and North Korea. He also believes in a more general sense that if China is going to act in a manner contrary to America's strategic interests, it should be treated like a country that does that.
This is good news for Taiwan, which is about to receive $1.4 billion worth of arms upgrades from the United States, despite the predictable protests from Shanghai: