[originaltext] (5) President Barack Obama will visit Cuba on March 21 and 22

(5) President Barack Obama will visit Cuba on March 21 and 22, the White House announced Thursday. It will be the first time in nearly 90 years that a U. S. president visits Havana, the capital of the island nation.
    Diplomatic relations between Cuba and the United States have improved in the past 14 months. The countries have re-opened embassies, and commercial airlines will fly between the two countries soon. (6) In addition, the U. S. removed Cuba from its list of sponsors of terrorism.
    (7) Obama and Cuban President Raul Castro have talked via telephone and have met in person twice. Obama will meet with Castro during the March visit. He will also meet with Cuban activists who work for social causes.
5. When will Obama visit Cuba?
6. What do we know about the Cuba-United States relations?
7. Which of the following statements is true according to the news?