Why did the roman choose the location of byzantium as its capital?

What were some effects in world war 1 in europe ? ( and only in europe)

Why are both hamilton and jefferson writing to george washington? based on both of these letters, what seems to have been happening in george washington's administration? how can you tell?

The service industry in the united states grew in the late 1800s. what was one effect of that growth? the number of people with jobs in factories as unskilled workers decreased. the number of people with jobs in factories as unskilled workers increased. the middle class grew as people took jobs as clerks, lawyers, and teachers. the middle class shrank as people left jobs as clerks, lawyers, and teachers.