What was built so that boats could go around the Niagara Falls? Soo Locks
Welland Canal
Erie Canal
Niagara Locks

How did margaret thatcher de-escalate the cold war

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 did the fighting go on after the armistice was signed