Although the exact borders of the region known as Central Asia are debated, the nations of Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, and Uzbekistan are known as the Central Asian Republics—former republics of the Soviet Union. Sometimes said to include Afghanistan, Mongolia, and portions of China and Pakistan, the region has historically acted as a crossroads for the movement of people, goods, and ideas between Europe and Eastern Asia, especially due to the Silk Road, which was what? Discuss
Source: The Free Dictionary