Answer:
It succeeded because it brought about the court ruling which says any racially segregated law is unconstitutional.
The actions of both the citizens of Montgomery as well as those of the U.S. Supreme Court necessary for its success because the people helped solve a lot of problems associated with unfair treatment of the Black- Americans and the court ruling on the matter ensured it being strictly adhered to avoid punishment.
They led revolutions in favor of affecting the spanish regime/they didnt like it
Basic cause was a dynastic quarrel that originated when the conquest of eñgland
Franklin Pierce for the United States was the 14th president.