18 points in what way did the thirty years' world war shape the modern world? a. the maritime battles during the thirty years' world war encouraged many in europe to increase military spending and naval readiness. b. the destruction of prussia meant that germany would no longer play a role in modern conflicts. c. continual conflicts left much of europe in debt, which influenced policies of colonization as well as internal revolt, ultimately leading to the american and french revolutions as well as the unification of germany. d. englandand france were able to maintain their overseas empires and secure their positions as global leaders in the modern age.