Nomads had a great impact on the Song dynasty, threatening borders and then
conquering
China in the 1120s, founding the Jin Empire, while the Song
dynasty continued to rule China for another 150 years.

the population grew a lot and was making more money

a.tensions between the colonial elites and the backcountry men of virginia.

the use of email to replace slower surface mail.

on february 25, 2004, at the time the president of united states of america george bush announced that he supports the constitutional amendment to ban the same-sex marriage. but the possibility was left that states can decide whether they allow civil unions.