In your lifetime, what event, situation, person or movement do you believe had the most significant impact on society or substantially changed the course of the world? describe your choice; explain why you consider it a game-changer and what has been its impact.
length: 300 words minimum
for example, the printing press was invented around 1440. this one phenomenon pioneered mass communication, allowing multiple copies of information to be disseminated which increased the speed at which information moved. no longer was it necessary for monks in monasteries to copy the great works.