How significant is technology in the outcome of strategy?

My course is Strategy and international security , the essay write up is tasked to find how significant technology is to war, does technology have an effect on strategy policies outcome of war with particular reference to past wars . For wars samples , it has to be major wars involving world super powers or between a superpower and a reflectively lesser power .

Does other variables apart from technology play important roles in the outcome of war.

examples are the world wars 1& 2 , US Gulf wars and more recently the Afghanistan war