Martin luther's criticism of the roman catholic church was greatly aided by
a) the printing press.
b) the enthusiastic support of clergy in the catholic church.
c) local newspapers.
d) active guilds and artisans.
e) all these answers are correct.

the monroe doctrine is the best known u.s. policy toward the western hemisphere. buried in a routine annual message delivered to congress by president james monroe in december 1823, the doctrine warns european nations that the united states would not tolerate further colonization or puppet monarchs.