The main reason the attack at pearl harbor was so damaging is because at the time of the attack

to kill a mockingbird is a 1962 american drama film directed by robert mulligan. the screenplay by horton foote is based on harper lee's 1960 pulitzer prize- winning novel of the same name. it stars gregory peck as atticus finch and mary badham as scout. in 2003, the american film institute named atticus finch the greatest movie

hope this : d

yes.

explanation:

because it let the japanese know who had the upper hand in the war.