I think it's Dia de Los Reyes
Buffalo Soldiers originally were members of the U.S. 10th Cavalry Regiment of the United States Army, formed on September 21, 1866, at Fort Leavenworth, Kansas. This nickname was given to the "Negro Cavalry" by the Native American tribes they fought in the Indian Wars.
^^^^^^
number 5
Wait do u want someone to write in essay or just answer the question
Answer:
A
Explanation:
cause when people where fighting most of them were dieing.