Why did Mao and the Communists take the Long March?

At the time of hitler's 1939 invasion of poland, the us had a policy of appeasement negotiation opposition neutrality

Chief justice earl warren stated, “separate educational facilities are inherently unequal.” what did the use of “inherently” imply about segregation? 1/ by its very definition, it cannot be equal. 2/ it is an integral part of american society. 3/ based on its meaning, separation is a natural inclination. 4/ it was intended to be a state right, not a national mandate.

Which of these were achievements of the safavid dynasty? check all that apply.