Trade can connect an empire because trade is a very basic aspect of advancement in a civilization/empire
Answer:
In Europe, the Crusades led to economic expansion; increased trade and use of money, which undermined serfdom and led to prosperity of northern Italian cities. They led to increased power of the monarchs, and, briefly, to increased power of the papacy.
Tribes were no longer considered to be independent nations.
I would say b. precious stones Example of commodities that have been used as mediums of exchange include gold, silver, copper, salt, peppercorns, tea, large stones (such as Rai stones), decorated belts, shells, alcohol, cigarettes, cannabis, candy, cocoa beans, cowries and barley.
Medgar Evers was a WW2 veteran and a black civil rights activist who wanted to change the racial segregation of the University of Mississippi who was murdered by a member of the White Citizen's Council.