I would say language diffusion
The attacks of the Goths began in 247 A.D. and in 251 A.D. They lured the Roman army under the command of the Emperor Decius into a swampy region and defeated it. ... withdrew Roman troops from Dacia leaving it to the Goths. The Danube once again became the northern frontier of the Roman Empire in eastern Europe.
Homestead Act: <span>1862 law that gave 160 acres of land to citizens who met certain conditions.
land peculator: </span><span>Person who buys up large areas of land in the hope of selling them later for a profit.
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push-pull factors: <span>Events and conditions that either force (push) people to move elsewhere or strongly attract (pull) them to do so</span>
There are all different types of cultures that blend together in the US.
Explanation:
Truman and his military commanders knew that a mainland invasion if Japan would be costly and tens of thousands might perish, and among those casualtiea, there would still be Japanese civilian casualties, so Truman decided this would be a good decision for both sides.