How did the united states respond to the crisis in west berlin in 1948–1949?
a. it withdrew its armed forces from west berlin.
b. it signed a peace treaty with the soviet union.
c. it insisted that east and west germany be united.
d. it organized an airlift to send supplies to west berlin

The United States responded to the crisis in West Berlin in 1948–1949 with the "Berlin Airlift," in which crucial supplies and food were dropped into the occupied region. So the answer would be D.

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The correct answer is D. It organized an airlift to send supplies to West Berlin. What happened was that the Soviets wanted for the westerners to relinquish their power in Berlin and remove the Deutsche Mark as a currency. Since that wasn't an option, there was a full blockade of transportation into West Berlin. The US responded by organizing, together with other allies, over 200,000 flights a year with thousands of tons of necessities being dropped to people in need in Berlin.

He droped it over the bridge into the river

In 911, a group of vikings lead by rollo besieged paris and chartres. after a victory near chartres on 26 august, charles decided to negotiate with rollo. the talks were led by hervé, the archbishop of reims. this resulted in the treaty of saint-clair-sur-epte, which granted rollo and his soldiers all the land between the river epte and the sea. it also granted him brittany, "for his livelihood". at the time, brittany was an independent land which france had not been able to conquer. in exchange, rollo promised the king his loyalty and military assistance when needed. also rollo also agreed to be baptised and to marry gisela, the king's daughter. the territory given rollo is about the same as upper normandy.