List at least two reasons why the Union victory at Antietam was so important

The first sophisticated taxes on citizens took place as a result of which of these?

7. how did the early egyptians use the flooding of the nile river to their advantage? they diverted the water to flood their enemy's lands and destroy their crops. they created an easier way to travel to the mediterranean sea and the indian ocean. they established a new water-based athletic event for the ancient olympics in greece. they devised an innovative irrigation system, which created a surplus of food.

Why was the agricultural revolution more successful in england than in the rest of europe?