As Chinese political and military leaders envision conquering Taiwan, their predecessors' earlier seizure of the island is likely to inform their thoughts. Deriving lessons from the prior conquest of Taiwan can contribute to anticipation of possible threats and effective responses to them.
For the United States, the ongoing diplomatic row between Canada and India is very uncomfortable because Washington has no interest in choosing sides. The best-case scenario for the Biden administration is that Canada and India resolve their differences privately and expeditiously, without any need for U.S. mediation.
South Korea and the United States should rein in North Korean nuclear weapon production and prepare to respond to escalated North Korean coercion. While Kim Jong-un probably won't resort to a Hamas-style attack, he certainly shares Hamas' goal of cultivating U.S. reluctance to get involved militarily in the region.
Tackling China's quest for foreign technologies is tough. China exploits the very principles—openness, freedom, collaboration—that have fostered scientific breakthroughs to acquire foreign technologies. This makes it difficult to intervene without damaging these values in the process.