The capital of the Incas is Cusco
Most immigrants came from Ireland due to the potato famine.
Explanation:
One of the most devastating things to happen to Ireland was the potato famine where millions of people died of starvation in a famine tat was largely avoidable but the British did not do anything about it.
A huge stretch of the population thus decided to move away from the nation to settle for better prospects and the majority chose US.
The US thus became swarmed with migrants from Ireland on its shore that wanted sanctuary.
B because they were the suing the school board
The Great Migration/ The North Migration. The time period was fro 1916 to (I believe) 1970. During this time people migrated from the South to the North because they had so many more opporunities compared to in the South since they had actual factories there.