China could be ready to mount a 'full-scale' invasion of Taiwan by 2025, island's defense minister says
https://edition.cnn.com/2021/10/06/asia/taiwan-defense-minister-china-attack-intl-hnk/index.html
When Russia expanded territory to Crimea, international society couldn't support Ukraine with military weapons. So, even when Taiwan is physically attacked by Mainland China, Taiwan is unlikely to be supported from other nations.
That's what Taiwan has to understand.