Trump sets the stage for US-China tensions

1. What do you think was the most remarkable thing that happened this week?

For potential impact, especially on our region, but also globally, nothing matches President-elect Donald Trump's provocation of China on the issue of the "One China policy". Let's just recap what happened:

It all started on December 2 with a 10-minute congratulatory phone call from Taiwan's leader Tsai Ing-wen to Mr Trump. That he took the call was …