Answer:
Because they were becoming too much of a threat.
Explanation:
Abraham Lincoln assassinated in 1865 James Garfield in 1881 William McKinley in 1901 John F. Kennedy in 1963.
They were all slave states that had remained in the Union and this is what Missouri, Kentucky, Maryland and Delaware had in common during the Civil war. The correct option among all the options that are given in the question is the second option. I hope that this is the answer you were looking for and it helped you.
Answer:
A Missouri, Arkansas, and Kansas
Vietnamese immigrants are much more likely to be naturalized U.S. citizens than the overall immigrant population. In 2014, 76 percent of the 1.3 million Vietnamese immigrants residing in the United States were naturalized citizens, compared to 47 percent of the overall foreign-born population
