The 13th Amendment outlawed slavery
The 14th Amendment stated that no state shall abridge the rights of any citizens
The 15th Amendment, ostensibly, gives the right to vote to African-American men. It states that "The right of citizens of the United States to vote shall not be denied or abridged by the United States or by any State on account of race, color, or previous condition of servitude."
So, the 15th Amendment worked to codify, or bring into fruition, a whole new group of voting citizens who had equal protection under the law in a system where slavery is now illegal.
<span>During world war 1 the developments in military technology led to the most devastating war in human history and the introduction of "total war"--since the weapons were far more powerful. </span>
Fourteenth Amendment, amendment (1868) to the Constitution of the United States that granted citizenship and equal civil and legal rights to African Americans and slaves who had been emancipated after the American Civil War, including them under the umbrella phrase “all persons born or naturalized in the United States.
Implied powers are political powers granted to the United States government that aren't explicitly stated in the Constitution.