Answer:
The Mexico–United States barrier is a series of vertical barriers along the Mexico–United States border aimed at preventing illegal crossings from Mexico into the United States.
I’m pretty sure using steel however the project got delayed by two years
The allies point of view was that WW1 was cause by Germany and its allies and that Germany had to be "punished" for it with reparations. These reparations were a source of great dissatisfaction in Germany, contributed to its financial crisis in the period after the War, and paved a way for Hitler's government, because the frustrated and desperate people were more likely to accept an extreme government.
Answer:
The Comet was the second steamboat to navigate the Ohio and Mississippi rivers. Daniel D. Smith was the first to defy the steamboat monopoly in Orleans Territory granted to Livingston and Fulton.
Answer:
navigate, terrain, coldest.
Explanation:
not sure if they're the right words specifically for your question but similar words should be correct either way, but I know New England colonies were the coldest. they were known to be cold and had similar climate to new England.