Which amendment to the u. s. constitution limits the number of terms a president may serve

Which was the more threat to soviet control of eastern europe: the hungarian uprising (1956)or events in czechoslovakia (1968)? explain your answer by reference to each

Aging populations can be a problem for developed countries because a) there are fewer younger workers coming into the workforce. b) most older workers demand top-level pay and full benefits. c) many older people are skilled in manufacturing, not technology. d) younger workers cannot find jobs when older people work longer.

What would lead a historian to consider two events to have a relationship of correlation rather than causation