Answer:
Iran seized United States command boats on January 12, 2016
Explanation:
Iran's Islamic Revolutionary Guard Corps seized United States Navyriverine command boats after the US entered Iranian territorial waters near Iran's Farsi Island in the Persian Golf.
Answer:
Though Sputnik was a relatively simple satellite compared with the more complex machines to follow, its beeping signal from space galvanized the United States to enact reforms in science and engineering education so that the nation could regain technological ground it appeared to have lost to its Soviet rival.
Also US Feared that they created a space and weapons program.
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Answer:
B. a frontier region extending through several colonies, from Pennsylvania to Georgia
Explanation:
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Answer:
Immigrants to work in steel mills
Explanation:
I don't know if I'm right, but it sounds like it. There was more immigration from Europe, so they must need those immigrants to take jobs at steel mills, to produce munition plants, and to work at stockyards. This is just my best guess.
Answer:
Because many ethnic groups do not agree with one another and it can lead to conflict.
Explanation: