Did american have more diseases than europeans in the 1500s?

the right answer for the question that is being asked and shown above is that: "their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful.  " the  participant in european imperialism is being described below is that  their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful. 

sadi to be the richest man ever with a net worth of 500b or half a trillion there is also a story i heard if you wanna know