Which event marked the end of cultural and economic unity along the silk road?
a. the rise of the byzantine empire
b. the fall of the mongol empire
c. the children's crusade
d. the battle of hastings

Which of the four varnas are soldiers placed in? a. sudra b. brahmin c. vaishya d. kshatriya

Describe at least three effects of the drug war in mexico.

Which principle do modern democracies share with ancient athens? a. all people deserve equal rights. b. there should be no taxation without representation. c. people should vote on all matters that concern them. d. people should have a voice in government.