Yellow fever is to Napoleon's troops in Haiti as is to native peoples of the Americas.

Smallpox

Explanation:

Yellow fever is to Napoleon's troops in Haiti as SMALLPOX is to native peoples of the Americas. This is a case of deadly diseases affecting a certain group of people.

Following the arrival of English colonists in Massachusetts in the year 1633, and their contact with the native Americans, the colonists infected Native Americans with smallpox which prove deadly, as it killed many of them.

Hence, in this case, the correct answer is SMALLPOX

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. 

bipartisan basally means two groups of people who dont agree with each other (republican and democrat) make an agreement or work with each other