Answer:
The city-states changed in 2000 BCE as they became weak and easy to conquer by outsiders.
Explanation:
A city-state controlled its towns and villages, but city-states fought with one another over resources and territory.
Around 2000 BCE, the region became weak due to conflict, which made it easy to conquer by others. The change implemented regarding the economy and government after the capture. People were allowed to work, trade and do businesses along with paying taxes. The rulers of the city-states became more powerful, began to exercise their authority over others, and established dynasties.
As a result of the Emancipation Proclamation -Apex
Answer:
The transcontinental railroad was built in the 1800s to connect Council Bluffs, Iowa, with the San Francisco Bay and revolutionize transport in the U.S.
Explanation:
Answer:
Extensive black migration to the North
Explanation:
From 1916-1970, 6 million African Americans migrated from the Southern states to the North, mostly for social reasons (escape from racial hatred, evade Jim Crow laws, meet up with black communities in the North) and economic opportunities (more factory jobs). This is known as The Great Migration.
The other answers can be eliminated since (and I'm not 100% sure about this one, but assume that) the huge increase in factory workers for the war effort in World War 1 meant that trade unions became more appealing to workers so they could negotiate wages and benefits with industry managers. After all, the purpose of a trade union is to protect the interests and rights of the workers, so trade unions likely did not decline.
"Loosing of controls on freedom of speech" is incorrect because of the Espionage Act of 1917, where the government could imprison you for disagreeing with them, like when Socialist Party leader Eugene Debs was sentenced to 10 years for saying the wrong things.
And for the last answer: the number of women in the workplace EXPLODED after the U.S. entrance into WWI; since so many men were sent to Europe, someone had to take their place at work, especially in factories that contributed ammo and other supplies for the war effort.
Laws would vary from one State to the other, which would make it difficult to adhere to if you're not from that State. Also, politics would play into effect. I'd like to use the American Civil War as an example; some states were for Slavery, meanwhile others sided on the abolishment side. That could come into play here, and that could be extremely dangerous.