The articles of confederation was drafted after the revolutionary war. But later on this would also create issues since the power was given to states and not to the Federal government.
Answer:
In 1862, Congress passed the Pacific Railway Act, which authorized the construction of a transcontinental railroad. Four of the five transcontinental railroads were built with assistance from the federal government through land grants.
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Answer:
In many parts of the world, early civilizations formed when people began coming together in urban settlements. ... From this specialization comes class structure and government, both aspects of a civilization. Another criterion for civilization is a surplus of food, which comes from having tools to aid in growing crops.
Chemical change.
It would be a chemical change or reaction because the substance is changing its chemical makeup.