The last one is the answer.
A wealthy individual who gives much of their fortune to good causes. Bill Gates can be considered as one.
They used Maginot Line. The Maginot Line was built to fulfill several purposes: To prevent a German surprise attack. ... To push Germany into an effort to circumvent via Switzerland or Belgium, and allow France to fight the next war off French soil to avoid a repeat of 1914–1918. To be used as a basis for a counter-offensive.
Answer:
The floods happened yearly and the slit was loose soil carried by water that creates rich farmland. ... As the flood waters receded the silt was deposited along the river banks thus providing fertile soil for farming.
Explanation:
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My answer is The Union was able to stop Confederate supplies from entering Florida.