<span>The answer is U.S. involvement in Vietnam. Before the assassination of President
Kennedy, Kennedy had plans for withdrawing American troops from Vietnam. When Johnson became president after Kennedy
died, he increase the number of U.S. troops in Vietnam. In addition, he launched a bombing camping in
the North. Despite increase of troops
and a relentless bombing campaign, the North continued to pour into the South
through underground tunnels and using guerilla tactics against American soldiers. After the Tet Offensive, Johnson decided to
slowly withdraw troops from the country.
Later the North conquered the South and Vietnam became one country after
communist rule.</span>
The sole purpose of the convention in Philadelphia was to amend the league of states and the first form of government established by the Articles of Confederation and many of its supporters, including Alexander Hamilton of New York.
The original idea from the beginning to establish a new form of government rather than amend the existing one.
George Washington, a former Continental Army commanding general during the late American Revolutionary War and supporter of a more powerful national government, was chosen by the participants to preside over the convention. The United States Constitution was born as a consequence of the convention, making it one of the most important moments in American history.
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Answer: Frontal
Explanation: The cerebral cortex is made up of four lobes namely the parietal, occipital, Frontal and temporal lobes. This lobes make up the outermost layer of the brain.
The Frontal lobe is responsible for emotional control, planning and reasoning. Impairment to the Frontal lobe usually result in personality changes or disorder. For example, From being loving and caring to being harsh.
The parietal lobe discerns sensations of touch or feel, The occipital lobe is responsible for visual image processing and the temporal lobe is charged with processing auditory information.
Stromatolites are the fossils found in the younger layer.