Taiwan Vice President William Lai used his final day in the United States to repeat an accusation that China blocked the island from obtaining Covid-19 vaccines last year, and to thank a US lawmaker for her role in donating the inoculations.

Last May, Taiwan President Tsai Ing-wen accused China of blocking a deal with Germany's BioNTech SE for Covid-19 vaccines, after Beijing offered the shots to the island via a Chinese company just as Taiwan was dealing with a rise in domestic infections.

Beijing has angrily denied trying to stop Taiwan from getting vaccines...