(A) ** The treaty of Paris was signed
(B) When they defeated the U.S. and Spain in the Spanish-American war
(C) When they revolted against their own government
(D) After the sinking of the Maine
EXPLANATIONS BELOW
Concept note-1: -Representatives of Spain and the United States signed a peace treaty in Paris on December 10, 1898, which established the independence of Cuba, ceded Puerto Rico and Guam to the United States, and allowed the victorious power to purchase the Philippines Islands from Spain for $20 million.
Concept note-2: -U.S. Recognition of Cuban Independence, 1902. Following the defeat of Spain in 1898, the United States remained in Cuba as an occupying power until the Republic of Cuba was formally installed on May 19, 1902.
Concept note-3: -Under the treaty, Cuba gained independence from Spain, and the United States gained possession of the Philippines, Puerto Rico, and Guam. Marking the end of Spanish imperialism, the treaty established the United States’ position as a world power.
Concept note-4: -The islands of Puerto Rico and Guam were also placed under American control, and Spain relinquished its claim to Cuba. The treaty was signed on December 10, 1898.
Concept note-5: -Eventually, it was agreed that Cuba was to be granted independence and for the Cuban debt to be assumed by Spain. It was also agreed that Spain would cede Guam and Puerto Rico to the United States.