I am also stuck in this question but l think it could be b VII...hope l help sorry if lam wrong lol
One of the main ways in which the United States attempted to strengthen its ties and influence with the nations of Latin America was by declaring that further attempts to colonize this area by Europeans would be met with resistance by the US--as embodied in the Monroe Doctrine.
It happened right after world war one when Germany was left in ruins due to the war and Hitler proposed a new ideology of Naziism which everyone started to like due to the situation Germany was in at the time.
Pretty sure it was the Soviet Union who claimed Ukraine, which is modern-day Russia i think.