Tank Man, a protester who tried to stop Chinese tanks moving into Tiananmen Square, has never been identified.
Sound has been wielded as a weapon for thousands of years to disrupt, confuse and even injure.
From ancient Rome to contemporary Paris, the flexing of military muscle is a longstanding tradition.
Estimates say it killed 830,000 people.
In one of the most overlooked civil rights cases in American history, an American-born son of Chinese immigrants took on the U.S. government to affirm the principle of birthright citizenship.
What has two black eyes, a short fuzzy tail, ears that look like pom-poms and can repair international wounds with nothing but their presence?
Find out how table tennis became an unlikely tool in international relations.
The former Qing dynasty general, who became president of the newly declared Chinese republic only to proclaim himself emperor, was forced to abdicate a century ago.
From Italian ravioli, to Polish piroshky, to Chinese pot stickers, the humble dumpling is beloved by eaters around the world.
According to new research by a Canadian historian, the 1918 flu outbreak that killed 50 million people originated in China.