President franklin roosevelt said that december 7, 1941, would "live in infamy" because on that day
a) germany invaded poland.
b) japan bombed pearl harbor.
c) france was invaded by germany.
d) japan invaded the philippines.

The correct answer is "B".

The Empire of Japan decided to execute a surprise attack on the United States naval base of Pearl Harbor on December 7, 1941. After learning of the attack, President Roosevelt decided to address the nation and proclaim the December 7th was a "date that will live in infamy" as the attack happened without a declaration of war by Japan.

the crusades are one of the most significant events in the history of europe and the middle east.   they were a series of religious wars carried out by christian crusaders from europe during the timeframe of the middle ages.   beginning in 1095 ce, the crusades saw european knights and noblemen travel to the middle east in an attempt to capture the holy land away from muslim people that had controlled the region for the previous centuries.   the term crusade means ‘cross’.   therefore, the europeans that became crusaders viewed themselves as ‘taking up the cross’.   in fact, many of the crusaders wore crosses on their clothing and armor as they made their pilgrimage to the holy land.

explanation: