Improve the grammaticality: There exist many other aspects of a country that needs more funding and, in some cases, spending more in these other aspects can actually help a country's aging population problem.
The United States is a country that is aging.
The United States is a country that is aging.
The United States is a country that is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is
The United States is a country that is aging. The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.
The United States is aging.