>> explain the four reasons social change movements erupted in the united states in the 1960's.

1.) the british invasion & the birth of rock n roll

2.) the presence and power of leaders like JFK & MLK Jr

3.) the post WWII generation was coming of age (late teens early 20s) and was rebeling against their 1950s upbringing

4.) emerging national mass media coverage of hate crimes through radio, newspaper, and television

Explanation:

the answer would be logic.

he was in office from 1929 to 1933 and served as a reform governor, promoting programs to combat the economic crisis besetting the united states at the time. in the 1932 presidential election, roosevelt defeated republican president herbert hoover in a landslide.

explanation: