Genghis kong was the leader that United China and lead forces to the Roman empire
Answer:
6000 years ago
We believe Sumerian civilization first took form in southern Mesopotamia around 4000 BCE—or 6000 years ago—which would make it the first urban civilization in the region. Mesopotamians are noted for developing one of the first written scripts around 3000 BCE: wedge-shaped marks pressed into clay tablets.
<span>* Victory in 1842 when the Massachusetts Supreme Court ruled in Commonwealth v. Hunt that "peaceful unions" had the right to negotiate labor contracts with employers. * In the 1840s and 1850s, most state legislatures in the North passed laws establishing a ten hour day for industrial workers.</span>
