Hoover Dam, it provided western United States with much electricity
Answer:
Later people built canals to protect houses from flooding and move water to their fields. These ditches brought water to the fields. To protect their fields from flooding, farmers built up the banks of the Tigris and Euphrates. These built-up banks held back flood waters even when river levels were high
Explanation:
<span>The Great Migration was caused by various factors pushing
African-Americans out of the South ,
and other factors pulling them to the North.
The " push factors"
general dissatisfaction with the conditions of the South.
impact of the boll weevil on southern crops
low wages
racism
Black Press
lynching
Reasons
The " pull factors "
labor shortage in the North
higher wages in the North
a better education system
less political and social descrimination
hope this helps</span>
Lincoln’s Emancipation Proclamation, which took effect in 1863, announced that all enslaved people held in the states “then in rebellion against the United States, shall be then, thenceforward, and forever free.”
On January 31, 1865, the House of Representatives passed the proposed amendment with a vote of 119-56, just over the required two-thirds majority. The following day, Lincoln approved a joint resolution of Congress submitting it to the state legislatures for ratification.
The congress, together with the president, decided the legality of slavery.
Answer:
Where does the richness of Byzantine Empire came from :
1. Their wealth came from successful trade and strong military.
2. The land of the empire is rich in natural resources.
3. It has great rural economy and wide agricultural land that produces many products.
4. It has successful government.
5. Moneys were only used in important things.
HOPE IT HELPS.
BRAINLIEST PLEASE