The period is generally considered to span The 1947 Truman Doctrine to the 1991 dissolution of the Soviet union. The term cold is used because there was no large scale fighting directly between the two superpowers, but day each supported major regional conflicts known as proxy wars
Answer:
The connection between steel and the railroad system is the railroad system couldn't exist without steel. That's why things like the Bessemer process where invented because steel needed to be produced fast.
Explanation:
They standardized weights, measures, writing and standards
The American colonists wrote the Declaration of Independence in part because they taxed the colonists without their approval.
