The answer would be zaibatsu
Answer:
constitutionality of racial segregation under the “separate but equal” doctrine
Explanation:
<span>Despite his personal opposition to slavery, when President Abraham Lincoln took office in 1861 he insisted that his constitutional duty was to keep the nation together, not to abolish slavery. He conducted the first year of the war with the goal of reuniting the Union, but wartime events, including heavy military losses and the many slaves who escaped behind Union battle lines, forced him to contend with the issue of slavery. He issued a preliminary Emancipation Proclamation on September 22, 1862 and the final version on January 1, 1863, fundamentally changing the meaning of the war.</span>
Environment protection agency
The Columbian Exchange caused population growth in Europe by bringing new crops from the Americas and started Europe's economic shift towards capitalism. Colonization disrupted ecosytems, bringing in new organisms like pigs, while completely eliminating others like beavers.