It is most likely because he believed that they could cause unnecessary conflict... that is just my educated guess
When Governor Faubus ordered the Arkansas National Guard to surround Central High School to keep the nine students from entering the school, President Eisenhower<span> ordered the 101st Airborne Division into </span>Little Rock<span> to insure the safety of the "</span>Little Rock<span> Nine" and that the rulings of the Supreme Court were upheld.</span>
Answer:
a lack of immunity to certain diseases
The 3 purposes of Freedman's Bureau was to free slaves, provide free land, and help find employment.