Which of the following did not happen during the industrial revolution?
a) people began to live longer due to medical breakthroughs
b) nonindustrial nations became openly combative with industrial nations.
c) more and more people in industrial nations began to move from rural environments to urban environment.
d) many western natiojns experienced political revolutions.

B) non industrial nations become openly combative with industrial nations

Explanation:

The only war that I could find happened during this time was the war of 1812 in the US

So no nations fought over this

Plus I got it right

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.