President roosevelt called december 7, 1941, “a date which will live in infamy.” which of these definitions is the best meaning of the word “infamy”?

When President Roosevelt said on December 7, 1941 that the date would live in "infamy," he meant that the day would be remembered as a dishonorable and disgraceful day in American history as a result of the large number of human losses because of the Pearl Harbor attacks. Hence, out of these words Roosevelt was comparing the attacks to have been done in such a manner that could be equated with "dishonor." 

19th amendment granted women the right to vote. the 19th amendment guarantees all american women the right to vote.

the western roman empire flourished, but the eastern portion of the empire struggled.