Under which presidential administration did the national debt triple, due to a combination of tax cuts and defense spending?
a) bill clinton
b) ronald reagan
c) richard nixon
d) lyndon johnson

for the united states of america, 1945 to 1964 was a time of high economic growth and general prosperity. it was also a time of confrontation as the capitalist united states and its allies politically opposed the soviet union and other communist countries; the cold war had begun.

explanation:

besides the fact that abraham lincoln abolished slavery, and greatly benefit black people, he had a heavy impact of the definition of what democracy was, and should be.