During the Han Dynasty, ___ was a major system of ___ that served as a set of unifying principles for society. A trade route known as the ___ connected the Han Dynasty with the ___ . The Hans were responsible for many ___ innovations, including sundials, water clocks, and the use of ___ .

is this for K12?

Explanation:

hola,

i hate my life too. (like jayfeather hates his blindness x3)

answer: in october 1962, an american u-2 spy plane secretly photographed nuclear missile sites being built by the soviet union on the island of cuba. president kennedy did not want the soviet union and cuba to know that he had discovered the missiles. he met in secret with his advisors for several days to discuss the problem.

explanation: