umm i dont know or i cant remember
When Fidel Castro was elected Prime Minister of Cuba and took power in 1959, Castro announced that he - and his administration - were communists and that they welcomed support and aid from the communist Soviet Union. While other Western powers were aware of Castro's socialistic leanings, his willingness to announce himself as a communist, and encourage support from the Soviet Union was a surprise to many Cuban citizens and, also, other Western nations, particularly the United States.
Answer:
Genghis Khan Unites the Mongols
By 1205 he had vanquished all rivals, including his former best friend Jamuka.
Explanation: there is none
B. Discovery of gold
Some miners went to the sacred black hills and found gold later the United States found out and took the black hills from the tribe violating the treaty