Zhang Qian's journey provided the Chinese with valuable information about the lands and peoples of Central Asia, and his report to Emperor Wudi helped to establish trade networks between China and Central Asia.

diplomatic mission to the Yuezhi nomads in modern-day Uzbekistan, led by an official named Zhang Qian. Zhang Qian's journey was a significant one, as it marked the beginning of Chinese travel to Central Asia.

Chinese princesses were sent to marry the Xiongnu leaders as part of the treaty agreement.

Peace and Friendship" accords, established a framework for relations between the Chinese and the Xiongnu that lasted for about 150 years.

he first emperor of the Han dynasty, Liu Bang, was a former official who had once been in charge of policing a section of the imperial highway system.

imperial courier network

The construction of a network of five great tree-lined 'fast roads' that converged on his capital at Xianyang linked the city to the eastern, southern, and northern regions of the empire.

The Chinese took an important lead in promoting travel, with formal state policy involved in promoting travel

in a normal distribution, from over here you have the denialists and over here you have the environmental activists. But in between you have a lot of different types of people. And the majority are actually – we know this from opinion polls – they are very supportive of science. They're very supportive of and concerned about climate change. They want climate action. It's just that they live their normal lives, they have many preoccupations in life. 01:01:44 They have their children, their health, their school, their financing, their incomes. You know, many, many things to be worried about. But that's the question: how do we get this majority, the silent majority, to join us? And I don't think that the way to make them join us is to scare them. And I don't think the way to join is to fight with the denialists. I think the way to join... to make them join... is to show that this pathway can get a better life.

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