Got worse, declining from 58 years to 52 years.
Improved greatly, doubling from 32 to 65 years.
Stayed the same at 58 years
There is no data
Mao was anti-intellectual and didn't care if people could read or write.
World output of food has kept ahead of population growth and hunger has been reduced.
The growth rate of food production has actually fallen below population growth and the number of hungry in the world is now at a historic high of 1 billion.
There has been no change in the situation since 1990
Hunger has fallen because of the Western aid programs to poor countries.
Adolph Hitler's foreign minister
Joseph Stalin's foreign minister
Bill Clinton's secretary of state
Slobadan Milosevic's foreign minister