Please help fidel castro

Explain in detail the events that led to the fall of the soviet union. explain the importance of the foreign policy shift from brinkmanship to détente during the cold war.be sure to include evidence to support your answer describe the challenges to nation-building that exist in africa today .

Completar fill in the blanks with words from the list based on the panorama cultural video.

How is the uk’s government is solving the air pollution problem?