Vietnam War known as Second Indo China War or American war which is between Cambodia, Laos and Vietnam from 1955. Effect of Vietnam war was
1. It was fought between North Vietnam and south Vietnam where north Vietnam massacred south Vietnamese.
2. South Vietnam regime was collapsed, and Vietnam was united
3. Vietnam Infrastructure was destroyed, and thousands of people killed due to chemical warfare by Americans.
4. More than 700,000 veterans of Vietnam suffered psychological after-effects.
5. America had failed Loss of Confidence to contain communism abandoning the Truman Doctrine.
Slavery was given to them, they bought their rights and they felt like that was justification for buying blacks.
While the population growth may not be in the forest areas, once the population demand for timber or cattle pastures can lead to deforestation relating population growth of other areas to deforestation, such is the case of the Amazon Rainforest.
A population dependent on agriculture may also affect forested areas, as local people and migrants settle at the forest frontier and clear land to provide more area for subsistence farming. This happens a lot in Central America, the area around the Maya Biosphere Reserve in Guatemala being an example.
From what I know he thought that the colonies should be taxed to help pay for the French and Indian War.