english: Those gains reverse declines during the 1990s, when life expectancy fell in Africa because of the AIDS epidemic and in Eastern Europe following the collapse of the Soviet Union.
non_english: Tale traguardo si contrappone ai cali registrati negli anni '90, in cui la speranza di vita in Africa si era abbassata a causa dell’epidemia di AIDS e nell’Europa dell’Est come conseguenza del crollo dell’Unione Sovietica.