The correct answer is <span>a student in japan practices English by talking with students in Ireland over the internet
Doing anything over the internet would only be capable in the modern era of human history because the Internet did not exist until the second half of the twentieth century. Whether it is teaching or just communicating, it would only be possible in newer times and with the development of the internet as it is, it's highly likely it would be an event from the 21st century.</span>
Answer: Pennsylvania... I think. maybe.
Explanation:
I would have to go with Completion of the transcontinental railroad in 1869
