Answer;
Education reforms
Explanation;
<span>Horace Mann criticized the educational system of the United States. Mann looked to implement universal education, make schools non-sectarian, free schooling, and base the learning experience of students on increasing their character. Mann heavily worked to reform the educational system.
</span>Mann did tons to try to improve American education and life. He worked on the Massachusetts Board of Education and pushed for change within the system. He worked to try and abolish slavery because he felt that it could help general education. Mann also worked to raise awareness to parents that education could help children earn higher wages.
The Umayyads were the first Muslim dynasty to achieve success after caliph rule.
The right answer is Letter "D) ethnic tensions within the Austria Empire"
Explanation: The immediate cause pointed out, as responsible for the first world war. is the assassination, in Sarajevo, of the Archduke of the Austro-Hungarian Empire, Francisco Fernando, by the Serbian nationalist Gavrillo Princip. However, several other events contributed to the beginning of the conflict.
America and Great Britain.<span />
Answer: On December 10, 1832, President Andrew Jackson issued a Proclamation to the People of South Carolina (also known as the “Nullification Proclamation”) that disputed a states' right to nullify a federal law. Finally, the Nullification Crisis led directly to the formation of the Whig Party.