Statement that serve as important national issues in the 1840s and 1850s is D. Immigration and slavery.
Around 1850s, the conflict as regards slavery can be regarded as a national issue which almost made United States to experience destruction.
And this always brings about unsettlement in the nation's political institutions as well as its public places.
Therefore, Immigration and slavery can be regarded as national issues around 1840s and 1850s.
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The creation of the an army of Turkish warriors to help the Abbasid Caliphs secure their position ultimately led to the conversion of the Turks to Islam, and eventually giving them control over Sunni Islam.
The Abbasid Caliphs were leaders of the "Abbasid Dynasty," which is 2nd of the two great Sunni (Islam) dynasties. Meanwhile, the Seljuk Turks were nomadic people who converted to Islam. Because they were often used as military mercenaries by the Abbasid Caliphate, their power grew, eventually weakening the power of the caliphs, and giving them "control over" Sunni Islam. They revitalized Islamic laws, reorganized the institutions, and provided political stability to the empire.
Answer:
sharing limited resources
Explanation:
each civilization would want control over them
The president of the Confederate States of America was Jefferson Davis.