useless trivia: What Word Means: A Highlands Area Of The Congo?

Questions

In 1977 President Jimmy Carter welcomes Shah of---------- . ?

In 1980 Pope John Paul II began 5 day visit to West---------- . ?

In 1982 Funeral services held in Moscow's Red Square for Leonid I.---------- . ?

In 1984 Baby Fae, who received a---------- , heart died at a California medical center. ?

In 1532 Pizarro seizes ---------- emperor Atahualpa. ?