What is the state of US-China relations? Politics Weekly Extra

It's been 50 years this month since Henry Kissinger, the then national security advisor, made a secret trip to the People's Republic of China. Joan E Greve talks to the Guardian's China affairs correspondent, Vincent Ni, to find out how the current diplomatic relationship compares with 1971

When president Nixon visited China in 1972 - following the secret trip that Henry Kissinger, his national security advisor, took there in 1971 - it marked a turning point in the cold war and 20th-century history.

But a lot has changed since the 1970s, such as China now having one of the largest economies in the world, data security concerns and, of course, Covid-19. So how have US-China relations changed in the 50 years since Kissinger's visit in 1971? In this week's episode, the Guardian's China affairs correspondent, Vincent Ni, shares his thoughts.