There are special purposes only Hong Kong can serve for Beijing, especially as President Donald Trump's economic iron curtain falls.
The photo was taken on Sunday evening, during a clash between police and protesters in the Tsuen Wan area of Hong Kong.
China is far more dependent on trade today than it was during the crackdown on 1989. But Xi also wants to resolve the situation promptly.
"We have a clear memory about what happened thirty years ago, what happened when students assembled peacefully in Tiananmen Square."
30 years later, the sad reality is that we have no strategy to change the evolution of China away from a Communist Party-controlled giant surveillance system.
"The U.S. has no credibility to hold the moral high ground," a Global Times editorial claimed in response to a statement by Secretary of State Mike Pompeo.
In the iconic image taken after the 1989 Tiananmen Square incident, one lone protester faced down a column of tanks as they advanced on him.
"[China's] successes have come at the cost of continued authoritarianism, and it is ultimately impossible to know what the public feels about that trade-off," Jared Hall, Dean of Academic Life at the Hotchkiss School, told Newsweek.
Human rights remain under attack in China on an unprecedented scale, defying America's hopes that economic openness will result in greater liberty.
Secretary of State Mike Pompeo praised the "heroic protest movement" that was crushed by Chinese troops in 1989.
A Global Times editorial suggested the official secrecy around the brutal suppression of pro-democracy protesters in 1989 has allowed the country to advance.
The project leader called it a "Great Wall of culture" that would rival Wikipedia, which is partly blocked in China.
We cannot free Liu and other Chinese dissidents, but we can show we remember they are suffering.
"While great progress has been made to integrate into the world economy, I believe it is equally important to encourage China to enter the mainstream of global democracy."
The anniversary of the date on which troops shot their way into central Beijing in 1989 has never been publicly marked in mainland China
Rights group Amnesty International said 48 people had been detained, placed under house arrest, questioned by police or had gone missing ahead of the anniversary
Pu Zhiqiang, a leading free-speech lawyer, has represented many well-known dissidents, including artist Ai Weiwei and activists of the "New Citizens' Movement"