What could buchanan have done to keep the union (the united states )togerher?

Buchanan could have repudiated the pro-slavery Lecompton Constitution for Kansas.

He could have supported Douglas for the Democrat nomination in 1860. Douglas could have been elected President in 1860, and that means no secession.

He could have reassigned military commanders so that forts in the south were held by people from the north.

He should have anticipated what the secessionists could do in order to neutralize them.

a) hostility to or prejudice against jews.

b) the holocaust, also referred to as the shoah, was a genocide during world war ii in which nazi germany, aided by its collaborators, systematically murdered approximately 6 million european jews             , around two-thirds of the jewish population of europe, between 1941 and 1945.

roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.