What issues present the most pressing problem from the U. S.

The major issues from US are aging population and increasing energy costs.

Explanation:

Population ageing increases middle age population of a region due to decrease in fertility rates or rising life expectancy. The energy costs gets increased are the issues which makes lot of problem in US.

The major issues that are considered to be the most important are Economic issues. The issues pertaining to US can be broadly classified into three categories such as Economic issues, Domestic issues and International issues.

The Economic issues that are most pressing from US are Unemployment, poverty and Inequality. The domestic issues include Illegal immigration, Environment pollution and Dissatisfaction with the government. The issues corresponding to Terrorism and fear of war are included in International issues.

The answer is ...

Aging population increasing energy costs.